40SH25 Sprocket (QD Type) 2AK49 Pulley and precision A-Plate sprocket with

and precision A-Plate sprocket with 20 teeth that is manufactured out of high-quality steel

Dimension (A): 137

This 40X23 sprocket is a high-quality

the 08B-4 roller chain is pre-loaded to a specific amount to reduce initial and long-term elongation

40SH25 Sprocket (QD Type) 2AK49 Pulley and precision A-Plate sprocket withThis 40SH25 sprocket is a durable, high quality, and precision sprocket with hardened teeth that is manufactured to accept a SH bushing. Sprockets that have hardened teeth last longer, perform better, and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #40 roller chain and sprocket to prevent premature wear or breakage.