GR-BMQ842-20-D-210 Cast Iron Single-Reduction Worm Reducer 2004mm Long 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

Flexflow® is oil-resistant

Vanes self-seal and self-adjust with wear

then turn counterclockwise using a wrench on the exposed end of the extractor

Supplied with bolts to ease installation

GR-BMQ842-20-D-210 Cast Iron Single-Reduction Worm Reducer 2004mm Long Boston Gear change gears areFeatures One piece cast iron housings with single output cover design, CNC machined for precise component fit and alignment. Factory filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant. Large oil capacity provides positive splash lubrication and superior cooling capability. Viton double lip seals provide extended life through increased resistance to high temperature, abrasion and chemicals. The unique quill seal guard protects the