Image Item No. Description By  3997c01 (Inv)  Hook Fabuland Tow (3997 / fabhook) Catalog: Parts: Hook 12  3997  Hook Fabuland Tow - Arm, 2 x 4 Base Catalog: Parts: Hook 37  fabhook  Hook Fabuland Tow - Hook Only Catalog: Parts: Hook 45  3135  Hook Slope 45 2 x 3 x 1 1/3 Double with Arm Catalog: Parts: Hook 60  3135c01 (Inv)  Hook Slope 45 2 x 3 x 1 1/3 Double with Arm and Black Tow Hook Catalog: Parts: Hook 302  3135c03 (Inv)  Hook Slope 45 2 x 3 x 1 1/3 Double with Arm and Blue Tow Hook Catalog: Parts: Hook 1  3135c02 (Inv)  Hook Slope 45 2 x 3 x 1 1/3 Double with Arm and Light Gray Tow Hook Catalog: Parts: Hook 10  3998  Hook Wide Catalog: Parts: Hook 32  30395  Hook with Tow Ball Catalog: Parts: Hook 5