Description:

Both Sprockets Made From Billet Steel, Then Heat-Treated For Unmatched Durability. Crank Sprocket Contains Nine Keyways. True Roller. 250 Diameter Chain. Includes Captured Needle Bearing. Hand-Matched At The Factory To Ensure Proper Center. Model # 9-3600TX9-10 Features: Both Sprockets Induction Hardened Billet Steel Machined On State Of The Art CNC Equipment 9 Keyway Crank Sprockets Plus/Minus 6 Degrees Premium True Roller Chain w/0. 25 in. Dia. Rollers Cold-Rolled And Hardened To Exact Standards Item Dimensions: 7. 5" L x 7. 5" W x 2" H.