Schaefer's 1-1/2" Traveler Systems feature stainless steel ball bearing in "captive" wheels that distribute loads to a rolling surface for minimal frictional resistance. Offered in a variety of track lengths, cars, control blocks and adapters; Schaefer offers you the flexibility to match your needs.
Control Block with Cam Cleat. Works with Schaefer 1 1/2" Traveler Track. Features Delrin(tm) Ball Bearing Sheaves, New Fast Entry Cam Cleat, Becket.
72-83, 72-78 for 3:1.
72-92 for 4:1.