SPROCKET – “B” TYPE, STEEL, #40/41 CHAIN, 11/16″ BORE, NO KEYWAY, 5/16-18 SET SCREW, 9 TOOTH
$12.95
Made of case-hardened steel and hobbed teeth, “B” Type Sprockets have a hub on one side only. Unless otherwise noted, “B” type sprockets have two 5/16-18 set screws.