50B19 Type-B Stock Bore Roller Chain SprocketClick Here for catalog page(s)

• The 130-MRO is a shorter (5") tougher version of our very popular 1/2" reduced shank product

15 Service Factor

These valves are ASME approved

The diamond particles are fused to the steel core for protection

Boston Air Motors can be stalled or overloaded for long periods of time without damage

The Easy Hammer® trolley is an innovative

Turbo segment design for fast clean cut

SHAFT PROTECTION COVER Seals shaft end Safety protection from rotating shafts

except they do not contain valves

Double lip shaft seals with rotating flinger

Helps Eliminate Deposits

• Adaptable to any mounting position (universal oil fill)