GR-BM815-20-L-48 Cast Iron Single-Reduction Worm Reducer 3-7/16" Bore All of this yields a

All of this yields a strong

it also grinds the concrete at the same time

Black oxided carbon steel closed end cap for Sealmaster® expansion furnace bearings

Blue acetal rollers with micro ball bearings for ultra-low coefficient of friction

Single lip contact seal

GR-BM815-20-L-48 Cast Iron Single-Reduction Worm Reducer 3-7/16" Bore All of this yields aFeatures 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