HomeRussian ModelsDriving Set – Russian Model Driving Set – Russian Model Driving Set with Sprocket Sprocket Size : 16, 18, 19, 20, 21, & 22T (Snap on only) Category: Russian Models Product ID: 21848 Additional information Additional information Model Type Russian Model Part Number 504588 Related products Sprocket Securing Circlip – Russian Model Read more Safety Washer – Russian Model Read more Ball Retainer (12 Balls) – Russian Model Read more Roller Guide Ring – Russian Model Read more Sprocket Dust Cap – Russian Model Read more