Catalog: Sets: Educational & Dacta: SPIKE Prime: 45680-1: InvPrinter-friendly page
Sort Items By:     
Change Log
SPIKE Prime Expansion Set

Set No: 45680  Name: SPIKE Prime Expansion Set
* 

This Set Consists of the following Items:

[ List | List with Images ] --- [ Standard View | Break Sets | Break Minifigures | New Items ]

 Image   Qty   Item No  Description   MID 
Regular Items:
Parts:
Part No: 3003  Name: Brick 2 x 2
* 
 2  3003Black Brick 2 x 2
Catalog: PartsBrick
Part No: 37308c01  Name: Electric Sensor, Color - SPIKE Prime
* 
 1  37308c01Black Electric Sensor, Color - SPIKE Prime
Catalog: PartsElectric
Part No: 99010  Name: Technic Turntable 28 Tooth, Top
* 
 2  99010Black Technic Turntable 28 Tooth, Top
Catalog: PartsTechnic
Part No: 18938  Name: Technic Turntable 60 Tooth Bevel, Top
* 
 2  18938Black Technic Turntable 60 Tooth Bevel, Top
Catalog: PartsTechnic
Part No: 3705  Name: Technic, Axle  4L
* 
 4  3705Black Technic, Axle 4L
Catalog: PartsTechnic, Axle
Part No: 50450  Name: Technic, Axle 32L
* 
 2  50450Black Technic, Axle 32L
Catalog: PartsTechnic, Axle
Part No: 32015  Name: Technic, Axle and Pin Connector Angled #5 - 112.5 degrees
* 
 4  32015Black Technic, Axle and Pin Connector Angled #5 - 112.5 degrees
Catalog: PartsTechnic, Connector
Part No: 6536  Name: Technic, Axle and Pin Connector Perpendicular
* 
 16  6536Black Technic, Axle and Pin Connector Perpendicular
Catalog: PartsTechnic, Connector
Part No: 32291  Name: Technic, Axle and Pin Connector Perpendicular Double
* 
 4  32291Black Technic, Axle and Pin Connector Perpendicular Double
Catalog: PartsTechnic, Connector
Part No: 98585  Name: Technic, Axle Connector Block Round with 2 Pin Holes and 3 Axle Holes (Hero Factory Weapon Barrel)
* 
 4  98585Black Technic, Axle Connector Block Round with 2 Pin Holes and 3 Axle Holes (Hero Factory Weapon Barrel)
Catalog: PartsTechnic, Connector
Part No: 32039  Name: Technic, Axle Connector with Axle Hole
* 
 6  32039Black Technic, Axle Connector with Axle Hole
Catalog: PartsTechnic, Connector
Part No: 32270  Name: Technic, Gear 12 Tooth Double Bevel
* 
 2  32270Black Technic, Gear 12 Tooth Double Bevel
Catalog: PartsTechnic, Gear
Part No: 32498  Name: Technic, Gear 36 Tooth Double Bevel
* 
 2  32498Black Technic, Gear 36 Tooth Double Bevel
Catalog: PartsTechnic, Gear
Part No: 87761  Name: Technic, Gear Rack 1 x 7 with Axle and Pin Holes
* 
 2  87761Black Technic, Gear Rack 1 x 7 with Axle and Pin Holes
Catalog: PartsTechnic, Gear
Part No: 24121  Name: Technic, Gear Rack 11 x 11 Curved
* 
 8  24121Black Technic, Gear Rack 11 x 11 Curved
Catalog: PartsTechnic, Gear
Part No: 18654  Name: Technic, Liftarm Thick 1 x 1 (Spacer)
* 
 4  18654Black Technic, Liftarm Thick 1 x 1 (Spacer)
Catalog: PartsTechnic, Liftarm
Part No: 40490  Name: Technic, Liftarm Thick 1 x 9
* 
 8  40490Black Technic, Liftarm Thick 1 x 9
Catalog: PartsTechnic, Liftarm
Part No: 32278  Name: Technic, Liftarm Thick 1 x 15
* 
 6  32278Black Technic, Liftarm Thick 1 x 15
Catalog: PartsTechnic, Liftarm
Part No: 32348  Name: Technic, Liftarm, Modified Bent Thick 1 x 7 (4 - 4)
* 
 4  32348Black Technic, Liftarm, Modified Bent Thick 1 x 7 (4 - 4)
Catalog: PartsTechnic, Liftarm
Part No: 32009  Name: Technic, Liftarm, Modified Bent Thick 1 x 11.5 Double
* 
 4  32009Black Technic, Liftarm, Modified Bent Thick 1 x 11.5 Double
Catalog: PartsTechnic, Liftarm
Part No: 64179  Name: Technic, Liftarm, Modified Frame Thick 5 x 7 Open Center
* 
 8  64179Black Technic, Liftarm, Modified Frame Thick 5 x 7 Open Center
Catalog: PartsTechnic, Liftarm
Part No: 24119  Name: Technic, Panel Curved 7 x 3 with 2 Pin Holes through Panel Surface
* 
 4  24119Black Technic, Panel Curved 7 x 3 with 2 Pin Holes through Panel Surface
Catalog: PartsTechnic, Panel
Part No: 87408  Name: Technic, Pin Connector Toggle Joint Smooth Double with Axle and Pin Holes
* 
 2  87408Black Technic, Pin Connector Toggle Joint Smooth Double with Axle and Pin Holes
Catalog: PartsTechnic, Connector
Part No: 2780  Name: Technic, Pin with Short Friction Ridges
* 
 80  2780Black Technic, Pin with Short Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 15535  Name: Tile, Round 2 x 2 with Hole
* 
 4  15535Black Tile, Round 2 x 2 with Hole
Catalog: PartsTile, Round
Part No: 49295pb01  Name: Wheel 88 x 14 Technic with Axle Hole and 28 Pin Holes with Molded Medium Azure Hard Rubber Tire Pattern
* 
 4  49295pb01Black Wheel 88 x 14 Technic with Axle Hole and 28 Pin Holes with Molded Medium Azure Hard Rubber Tire Pattern
Catalog: PartsWheel
Part No: 43093  Name: Technic, Axle  1L with Pin with Friction Ridges
* 
 24  43093Blue Technic, Axle 1L with Pin with Friction Ridges
Catalog: PartsTechnic, Axle
Part No: 39789  Name: Technic, Brick 2 x 4 with 3 Axle Holes
* 
 2  39789Blue Technic, Brick 2 x 4 with 3 Axle Holes
Catalog: PartsTechnic, Brick
Part No: 35185  Name: Technic, Gear 20 Tooth Double Bevel with Clutch on Both Sides
* 
 2  35185Blue Technic, Gear 20 Tooth Double Bevel with Clutch on Both Sides
Catalog: PartsTechnic, Gear
Part No: 4274  Name: Technic, Pin 1/2 without Friction Ridges
* 
 16  4274Blue Technic, Pin 1/2 without Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 6558  Name: Technic, Pin 3L with Friction Ridges
* 
 36  6558Blue Technic, Pin 3L with Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 87083  Name: Technic, Axle  4L with Stop
* 
 4  87083Dark Bluish Gray Technic, Axle 4L with Stop
Catalog: PartsTechnic, Axle
Part No: 55013  Name: Technic, Axle  8L with Stop
* 
 2  55013Dark Bluish Gray Technic, Axle 8L with Stop
Catalog: PartsTechnic, Axle
Part No: 39789  Name: Technic, Brick 2 x 4 with 3 Axle Holes
* 
 2  39789Green Technic, Brick 2 x 4 with 3 Axle Holes
Catalog: PartsTechnic, Brick
Part No: 3713  Name: Technic Bush
* 
 12  3713Light Bluish Gray Technic Bush
Catalog: PartsTechnic
Part No: 99009  Name: Technic Turntable 28 Tooth, Base
* 
 2  99009Light Bluish Gray Technic Turntable 28 Tooth, Base
Catalog: PartsTechnic
Part No: 18939  Name: Technic Turntable 60 Tooth, Base
* 
 2  18939Light Bluish Gray Technic Turntable 60 Tooth, Base
Catalog: PartsTechnic
Part No: 6553  Name: Technic, Axle  2L with Reverser Handle Axle Connector
* 
 6  6553Light Bluish Gray Technic, Axle 2L with Reverser Handle Axle Connector
Catalog: PartsTechnic, Axle
Part No: 32073  Name: Technic, Axle  5L
* 
 4  32073Light Bluish Gray Technic, Axle 5L
Catalog: PartsTechnic, Axle
Part No: 63869  Name: Technic, Axle and Pin Connector Perpendicular Triple
* 
 8  63869Light Bluish Gray Technic, Axle and Pin Connector Perpendicular Triple
Catalog: PartsTechnic, Connector
Part No: 46372  Name: Technic, Gear 28 Tooth Double Bevel
* 
 2  46372Light Bluish Gray Technic, Gear 28 Tooth Double Bevel
Catalog: PartsTechnic, Gear
Part No: 14720  Name: Technic, Liftarm, Modified H-Shape Thick 3 x 5 Perpendicular
* 
 6  14720Light Bluish Gray Technic, Liftarm, Modified H-Shape Thick 3 x 5 Perpendicular
Catalog: PartsTechnic, Liftarm
Part No: 32054  Name: Technic, Pin 3L with Friction Ridges and Stop Bush
* 
 6  32054Light Bluish Gray Technic, Pin 3L with Friction Ridges and Stop Bush
Catalog: PartsTechnic, Pin
Part No: 55615  Name: Technic, Pin Connector Perpendicular 3 x 3 Bent with 4 Pins
* 
 6  55615Light Bluish Gray Technic, Pin Connector Perpendicular 3 x 3 Bent with 4 Pins
Catalog: PartsTechnic, Connector
Part No: 48989  Name: Technic, Pin Connector Perpendicular 3L with 4 Pins
* 
 10  48989Light Bluish Gray Technic, Pin Connector Perpendicular 3L with 4 Pins
Catalog: PartsTechnic, Connector
Part No: 3673  Name: Technic, Pin without Friction Ridges
* 
 12  3673Light Bluish Gray Technic, Pin without Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 39789  Name: Technic, Brick 2 x 4 with 3 Axle Holes
* 
 2  39789Magenta Technic, Brick 2 x 4 with 3 Axle Holes
Catalog: PartsTechnic, Brick
Part No: 32316  Name: Technic, Liftarm Thick 1 x 5
* 
 8  32316Magenta Technic, Liftarm Thick 1 x 5
Catalog: PartsTechnic, Liftarm
Part No: 32525  Name: Technic, Liftarm Thick 1 x 11
* 
 6  32525Magenta Technic, Liftarm Thick 1 x 11
Catalog: PartsTechnic, Liftarm
Part No: 39794  Name: Technic, Liftarm, Modified Frame Thick 7 x 11 Open Center
* 
 4  39794Magenta Technic, Liftarm, Modified Frame Thick 7 x 11 Open Center
Catalog: PartsTechnic, Liftarm
Part No: 39793  Name: Technic, Pin Connector Block, Liftarm 1 x 3 x 3
* 
 4  39793Magenta Technic, Pin Connector Block, Liftarm 1 x 3 x 3
Catalog: PartsTechnic, Connector
Part No: 3003  Name: Brick 2 x 2
* 
 2  3003Medium Azure Brick 2 x 2
Catalog: PartsBrick
Part No: 54675c01  Name: Electric, Motor SPIKE Prime / Powered Up, Large Angular with White Top Housing and Cable
* 
 1  54675c01Medium Azure Electric, Motor SPIKE Prime / Powered Up, Large Angular with White Top Housing and Cable
Catalog: PartsElectric, Motor
Part No: 32016  Name: Technic, Axle and Pin Connector Angled #3 - 157.5 degrees
* 
 4  32016Medium Azure Technic, Axle and Pin Connector Angled #3 - 157.5 degrees
Catalog: PartsTechnic, Connector
Part No: 49283  Name: Technic, Axle and Wire Connector
* 
 2  49283Medium Azure Technic, Axle and Wire Connector
Catalog: PartsTechnic, Connector
Part No: 32524  Name: Technic, Liftarm Thick 1 x 7
* 
 6  32524Medium Azure Technic, Liftarm Thick 1 x 7
Catalog: PartsTechnic, Liftarm
Part No: 41239  Name: Technic, Liftarm Thick 1 x 13
* 
 6  41239Medium Azure Technic, Liftarm Thick 1 x 13
Catalog: PartsTechnic, Liftarm
Part No: 32526  Name: Technic, Liftarm, Modified Bent Thick L-Shape 3 x 5
* 
 4  32526Medium Azure Technic, Liftarm, Modified Bent Thick L-Shape 3 x 5
Catalog: PartsTechnic, Liftarm
Part No: 39790  Name: Technic, Liftarm, Modified Frame Thick 11 x 15 Open Center
* 
 2  39790Medium Azure Technic, Liftarm, Modified Frame Thick 11 x 15 Open Center
Catalog: PartsTechnic, Liftarm
Part No: 39370  Name: Technic, Steering Ball Joint Large Receptacle with H-Shape Perpendicular Thick Liftarm
* 
 1  39370Medium Azure Technic, Steering Ball Joint Large Receptacle with H-Shape Perpendicular Thick Liftarm
Catalog: PartsTechnic, Steering
Part No: 18674  Name: Tile, Round 2 x 2 with Open Stud
* 
 4  18674Medium Azure Tile, Round 2 x 2 with Open Stud
Catalog: PartsTile, Round
Part No: x37  Name: Rubber Belt Medium (Round Cross Section) - Approx. 3 x 3
* 
 2  x37Red Rubber Belt Medium (Round Cross Section) - Approx. 3 x 3
Catalog: PartsRubber Band & Belt
Part No: 11214  Name: Technic, Axle  1L with Pin 2L with Friction Ridges
* 
 8  11214Red Technic, Axle 1L with Pin 2L with Friction Ridges
Catalog: PartsTechnic, Axle
Part No: 32062  Name: Technic, Axle  2L Notched
* 
 8  32062Red Technic, Axle 2L Notched
Catalog: PartsTechnic, Axle
Part No: 3706  Name: Technic, Axle  6L
* 
 4  3706Red Technic, Axle 6L
Catalog: PartsTechnic, Axle
Part No: 3708  Name: Technic, Axle 12L
* 
 2  3708Red Technic, Axle 12L
Catalog: PartsTechnic, Axle
Part No: 42003  Name: Technic, Axle and Pin Connector Perpendicular 3L with 2 Pin Holes
* 
 12  42003Red Technic, Axle and Pin Connector Perpendicular 3L with 2 Pin Holes
Catalog: PartsTechnic, Connector
Part No: 41678  Name: Technic, Axle and Pin Connector Perpendicular Double Split
* 
 4  41678Red Technic, Axle and Pin Connector Perpendicular Double Split
Catalog: PartsTechnic, Connector
Part No: 49283  Name: Technic, Axle and Wire Connector
* 
 2  49283Red Technic, Axle and Wire Connector
Catalog: PartsTechnic, Connector
Part No: 6538c  Name: Technic, Axle Connector 2L (Smooth with x Hole + Orientation)
* 
 4  6538cRed Technic, Axle Connector 2L (Smooth with x Hole + Orientation)
Catalog: PartsTechnic, Connector
Part No: 39789  Name: Technic, Brick 2 x 4 with 3 Axle Holes
* 
 2  39789Red Technic, Brick 2 x 4 with 3 Axle Holes
Catalog: PartsTechnic, Brick
Part No: 32054  Name: Technic, Pin 3L with Friction Ridges and Stop Bush
* 
 6  32054Red Technic, Pin 3L with Friction Ridges and Stop Bush
Catalog: PartsTechnic, Pin
Part No: 15535  Name: Tile, Round 2 x 2 with Hole
* 
 2  15535Red Tile, Round 2 x 2 with Hole
Catalog: PartsTile, Round
Part No: 15462  Name: Technic, Axle  5L with Stop
* 
 2  15462Reddish Brown Technic, Axle 5L with Stop
Catalog: PartsTechnic, Axle
Part No: 6589  Name: Technic, Gear 12 Tooth Bevel
* 
 4  6589Tan Technic, Gear 12 Tooth Bevel
Catalog: PartsTechnic, Gear
Part No: 32198  Name: Technic, Gear 20 Tooth Bevel
* 
 2  32198Tan Technic, Gear 20 Tooth Bevel
Catalog: PartsTechnic, Gear
Part No: 32269  Name: Technic, Gear 20 Tooth Double Bevel
* 
 2  32269Tan Technic, Gear 20 Tooth Double Bevel
Catalog: PartsTechnic, Gear
Part No: 32556  Name: Technic, Pin 3L without Friction Ridges
* 
 8  32556Tan Technic, Pin 3L without Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 3941  Name: Brick, Round 2 x 2 with Axle Hole
* 
 2  3941Trans-Light Blue Brick, Round 2 x 2 with Axle Hole
Catalog: PartsBrick, Round
Part No: 11215  Name: Bracket 5 x 2 x 1 1/3 with 2 Holes and Bottom Tube
* 
 2  11215White Bracket 5 x 2 x 1 1/3 with 2 Holes and Bottom Tube
Catalog: PartsBracket
Part No: 3003  Name: Brick 2 x 2
* 
 2  3003White Brick 2 x 2
Catalog: PartsBrick
Part No: 95342  Name: Chicken, Narrow Base
* 
 1  95342White Chicken, Narrow Base
Catalog: PartsAnimal, Land
Part No: x71  Name: Rubber Belt Small (Round Cross Section) - Approx. 2 x 2
* 
 2  x71White Rubber Belt Small (Round Cross Section) - Approx. 2 x 2
Catalog: PartsRubber Band & Belt
Part No: 22961  Name: Technic, Axle and Pin Connector Hub with 1L Axle
* 
 4  22961White Technic, Axle and Pin Connector Hub with 1L Axle
Catalog: PartsTechnic, Connector
Part No: 32184  Name: Technic, Axle and Pin Connector Perpendicular 3L with Center Pin Hole
* 
 4  32184White Technic, Axle and Pin Connector Perpendicular 3L with Center Pin Hole
Catalog: PartsTechnic, Connector
Part No: 6538c  Name: Technic, Axle Connector 2L (Smooth with x Hole + Orientation)
* 
 4  6538cWhite Technic, Axle Connector 2L (Smooth with x Hole + Orientation)
Catalog: PartsTechnic, Connector
Part No: 32523  Name: Technic, Liftarm Thick 1 x 3
* 
 4  32523White Technic, Liftarm Thick 1 x 3
Catalog: PartsTechnic, Liftarm
Part No: 6629  Name: Technic, Liftarm, Modified Bent Thick 1 x 9 (6 - 4)
* 
 2  6629White Technic, Liftarm, Modified Bent Thick 1 x 9 (6 - 4)
Catalog: PartsTechnic, Liftarm
Part No: 32526  Name: Technic, Liftarm, Modified Bent Thick L-Shape 3 x 5
* 
 6  32526White Technic, Liftarm, Modified Bent Thick L-Shape 3 x 5
Catalog: PartsTechnic, Liftarm
Part No: 52629  Name: Wheel Ball, Hard Plastic 19mm D.
* 
 1  52629White Wheel Ball, Hard Plastic 19mm D.
Catalog: PartsBall
Part No: 3941  Name: Brick, Round 2 x 2 with Axle Hole
* 
 4  3941Yellow Brick, Round 2 x 2 with Axle Hole
Catalog: PartsBrick, Round
Part No: 42022  Name: Slope, Curved 6 x 1
* 
 4  42022Yellow Slope, Curved 6 x 1
Catalog: PartsSlope, Curved
Part No: 4265c  Name: Technic Bush 1/2 Smooth
* 
 16  4265cYellow Technic Bush 1/2 Smooth
Catalog: PartsTechnic
Part No: 4519  Name: Technic, Axle  3L
* 
 14  4519Yellow Technic, Axle 3L
Catalog: PartsTechnic, Axle
Part No: 32014  Name: Technic, Axle and Pin Connector Angled #6 - 90 degrees
* 
 12  32014Yellow Technic, Axle and Pin Connector Angled #6 - 90 degrees
Catalog: PartsTechnic, Connector
Part No: 49283  Name: Technic, Axle and Wire Connector
* 
 2  49283Yellow Technic, Axle and Wire Connector
Catalog: PartsTechnic, Connector
Part No: 39789  Name: Technic, Brick 2 x 4 with 3 Axle Holes
* 
 2  39789Yellow Technic, Brick 2 x 4 with 3 Axle Holes
Catalog: PartsTechnic, Brick
Part No: 32523  Name: Technic, Liftarm Thick 1 x 3
* 
 6  32523Yellow Technic, Liftarm Thick 1 x 3
Catalog: PartsTechnic, Liftarm
Part No: 32271  Name: Technic, Liftarm, Modified Bent Thick 1 x 9 (7 - 3)
* 
 4  32271Yellow Technic, Liftarm, Modified Bent Thick 1 x 9 (7 - 3)
Catalog: PartsTechnic, Liftarm
Part No: 32140  Name: Technic, Liftarm, Modified Bent Thick L-Shape 2 x 4
* 
 8  32140Yellow Technic, Liftarm, Modified Bent Thick L-Shape 2 x 4
Catalog: PartsTechnic, Liftarm
Part No: 99773  Name: Technic, Liftarm, Modified Triangle Thin 3 x 5 with Short Supports
* 
 4  99773Yellow Technic, Liftarm, Modified Triangle Thin 3 x 5 with Short Supports
Catalog: PartsTechnic, Liftarm
Part No: 60484  Name: Technic, Liftarm, Modified T-Shape Thick 3 x 3
* 
 4  60484Yellow Technic, Liftarm, Modified T-Shape Thick 3 x 3
Catalog: PartsTechnic, Liftarm
Part No: 62462  Name: Technic, Pin Connector Round 2L with Slot (Pin Joiner Round)
* 
 6  62462Yellow Technic, Pin Connector Round 2L with Slot (Pin Joiner Round)
Catalog: PartsTechnic, Connector
Extra Items:
Parts:
Part No: 18654  Name: Technic, Liftarm Thick 1 x 1 (Spacer)
* 
 1  18654Black Technic, Liftarm Thick 1 x 1 (Spacer)
Catalog: PartsTechnic, Liftarm
Part No: 2780  Name: Technic, Pin with Short Friction Ridges
* 
 2  2780Black Technic, Pin with Short Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 4274  Name: Technic, Pin 1/2 without Friction Ridges
* 
 1  4274Blue Technic, Pin 1/2 without Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 3713  Name: Technic Bush
* 
 1  3713Light Bluish Gray Technic Bush
Catalog: PartsTechnic
Part No: 3673  Name: Technic, Pin without Friction Ridges
* 
 1  3673Light Bluish Gray Technic, Pin without Friction Ridges
Catalog: PartsTechnic, Pin
Part No: 4265c  Name: Technic Bush 1/2 Smooth
* 
 1  4265cYellow Technic Bush 1/2 Smooth
Catalog: PartsTechnic
Counterparts:
Parts:
Part No: 99009c01  Name: Technic Turntable 28 Tooth with Black Top (99009 / 99010)
* 
 2  99009c01 (Inv)Light Bluish Gray Technic Turntable 28 Tooth with Black Top (99009 / 99010)
Catalog: PartsTechnic
Part No: 18939c06  Name: Technic Turntable 60 Tooth with Black Top with Beveled Teeth (18939 / 18938)
* 
 2  18939c06 (Inv)Light Bluish Gray Technic Turntable 60 Tooth with Black Top with Beveled Teeth (18939 / 18938)
Catalog: PartsTechnic
Part No: 39370c01  Name: Technic, Steering Ball Joint Large Receptacle with H-Shape Perpendicular Thick Liftarm with White Wheel Ball, Hard Plastic 19mm D. (39370 / 52629)
* 
 1  39370c01 (Inv)Medium Azure Technic, Steering Ball Joint Large Receptacle with H-Shape Perpendicular Thick Liftarm with White Wheel Ball, Hard Plastic 19mm D. (39370 / 52629)
Catalog: PartsTechnic, Steering

Summary:

 Type  Unique Lots  Total Qty 
Regular Items:
 Parts  103  603 
Extra Items:
 Parts  6  7 
Counterparts:
 Parts  3  5 

Source:
Sealed Set Contents

axaday (7604) inventoried this Set on May 27, 2020, inventory last updated on Apr 30, 2024.

Links Related to this Inventory:

See explanation on what Regular, Extra, Counterpart and Alternate means.

Disclaimer: BrickLink does not guarantee an inventory to be correct and therefore an inventory should be only used as a guide.