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

No tools needed

30 HP 1800 TEBC FL2162C (250TC)

Power on/off switch (enclosed models)

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