No. of teethNom. Pitch Dia. inNom. Pitch Dia. mmNom. Outer Dia. inNom. Outer Dia. mmNom. Hub Width inNom. Hub Width mmAvailable bore Sizes
U.S. SizesMetric Sizes
Round inSquare inRound mmSquare mm
85.21325.01271.025 1.5 40
106.51656.31601.025 1.5 40

Available in machined natural acetal or abrasion resistant natural nylon

Sprockets have a preferred driving direction; check body side arrows.