Roller Chain Sprocket; 81X Chain; 13 Teeth; 1 Row of Teeth; Hardened Teeth; 11.571" Outside Diameter; 10.9" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 81X Chain; 12 Teeth; 1 Row of Teeth; Hardened Teeth; 10.867" Outside Diameter; 10.08" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 81X Chain; 14 Teeth; 1 Row of Teeth; Hardened Teeth; 12.561" Outside Diameter; 11.725" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 81X Chain; 8 Teeth; 1 Row of Teeth; Hardened Teeth; 7.429" Outside Diameter; 6.818" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material

Roller Chain Sprocket; 81X Chain; 9 Teeth; 1 Row of Teeth; Hardened Teeth; 8.298" Outside Diameter; 7.628" Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 2-39/64" Chain Pitch; ANSI Roller Chain; No Keyway; Carbon Steel Material