" BRW " H-4030 X 1-7/16 REGAL BELOIT

30-TOOTH HARDENED SINGLE SPROCKETS FOR #40-1 SINGLE ROLLER CHAIN      
                                                                           
ID/BORE: 1-7/16" (1.4375")
                                                                           
OUTSIDE DIAMETER: 5.060"                             PITCH DIAMETER: 4.783"