Hardened 17 Teeth Single Pitch Sprocket Idlers. Chain Number 50, Pitch 7/8 in, Roller Diameter 0.400 in, Number of Teeth 17, Bore Size (Dim. A) 0.643 in 0.649in, Dimension B 7/8 in, Outside Diameter (Dim. C) 3-5/8 in, Tooth Width (Dim. D) 11/32 in, Dimension E 51/64 in, Hub Width (Dim. F) 0.927 in, Weight 0.74 lbs.
Advantages: Case hardened teeth prolong chain and idler life.
Over-size, factory packed lubricant chamber assures maximum life and operating efficiency without troublesome relubrication.
Bearings races are case hardened to resist wear, outers are coined and inners are burnished for smooth running.
