Comparison : Item # 0176M (3/4") STL WHL NP, 3/4 Inch (in) Sheave Height (A) Rigid Round Eye Double Wheel Pulley
Item # 0176M (1") STL WHL BP, 1 Inch (in) Sheave Height (A) Rigid Round Eye Double Wheel Pulley
Item # 0176M (1-1/4") STL WHL BP, 1-1/4 Inch (in) Sheave Height (A) Rigid Round Eye Double Wheel Pulley
Item # 0176M (1-1/2") STL WHL BP, 1-1/2 Inch (in) Sheave Height (A) Rigid Round Eye Double Wheel Pulley
Item # 0176M (2") STL WHL NP, 2 Inch (in) Sheave Height (A) Rigid Round Eye Double Wheel Pulley