100B Martin Roller Chain Sprockets steel, C45 pilot bore
American Martin Standard roller chain sprocket, 100B, pitch 31.75mm, roller diam 19.05mm, pilot bore
Model:100B Martin Standard Roller Chain Sprocket
American Martin Standard roller chain sprocket, 100B, pitch 31.75mm, roller diam 19.05mm, pilot bore
Model:100B Martin Standard Roller Chain Sprocket
British Standard roller chain sprocket, 20B, pitch 31.75mm, roller diam 19.05mm, pilot bore
Model:20B British Standard Roller Chain Sprocket