SPBMS-48 Bronze Muffler with Flow Adjustment (5 Pack) 124 Teeth Boston Gear change gears are

Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input

heavy-duty gear drives are built to simplify maintenance and provide consistently reliable operation

or with reusable strain relief fittings

This unique mineral fracture gives the abrasive product a longer life and more aggressive grains with an improved self-sharpening effect

SPBMS-48 Bronze Muffler with Flow Adjustment (5 Pack) 124 Teeth Boston Gear change gears areOrdering in large quantities? Contact us for discounted volume pricing! SPBMS Series mufflers utilize our very popular BMS Series mufflers modified to fit with an external flow adjustment screw. The external flow adjustment screw accurately varies orifice opening from closed to full flow as required. The final position is then locked in place by the lock nut. Unit should be mounted in a protective position free from excessive vibration. Use wrench on