Image Item No. Description By  74188c01  Magnet Brick, Modified 2 x 4 Sealed Base with Extension Plate with 2 Studs and Hole Catalog: Parts: Magnet 71  388c01  Magnet Brick, Modified 4 x 4 Sealed Base Catalog: Parts: Magnet 26  65209c01  Magnet Brick, Round 4 x 4 x 2 with 3 Pin Holes Catalog: Parts: Magnet 1  x547u  Magnet Coupling, Train (Undetermined Type) Catalog: Parts: Magnet 32  x547b  Magnet Coupling, Train - 6.5mm Cylinder Catalog: Parts: Magnet 58  x547a  Magnet Coupling, Train - 7.5mm Cylinder Catalog: Parts: Magnet 18  x547c  Magnet Coupling, Train - Long Cylinder (8 mm) for Train, Base 6 x 22 Catalog: Parts: Magnet 26  x799  Magnet Coupling, Train - Short for 722 Locomotive Power Pickup Brick Catalog: Parts: Magnet 45  735  Magnet Coupling, Train, for Train Base Catalog: Parts: Magnet 175  73092  Magnet Cylindrical Catalog: Parts: Magnet 15  2607  Magnet Holder 2 x 3 with Clips and Pin Hole Catalog: Parts: Magnet 2682  30159  Magnet Holder Plate 2 x 2 Bottom with Hole Catalog: Parts: Magnet 14  2609  Magnet Holder Tile 2 x 2 (Undetermined Type) Catalog: Parts: Magnet 20  2609a  Magnet Holder Tile 2 x 2 - Short Arms Catalog: Parts: Magnet 11  2609b  Magnet Holder Tile 2 x 2 - Tall Arms with Deep Notch Catalog: Parts: Magnet 300  2609c  Magnet Holder Tile 2 x 2 - Tall Arms with Shallow Notch Catalog: Parts: Magnet 4