Rammer R422
The R422 Rammer ideally suited for the compaction of granular, mixed and cohesive soils in confined areas. A mainstay in contractor and municipal fleets, the R422 offers a highly productive percussion rammer at 145 lbs. The contoured fuel tank provides the largest fuel capacity in its class and effectively baffles engine noise. Power is supplied by Honda GX100 engine.
• Elevated bellows placement for trench applications
• Patented polyethylene slide bearings provide minimal internal wear
• 11” ductile cast iron tamping shoe
• 4” and 6” trench shoe options available
US & International Patents
5 YEAR WARRANTY ON BELLOWS AND PERCUSSION SYSTEM BEARINGS
Endurance testing of the new design exceeded even MBW’s expectations. As a result, MBW gas powered rammers now provide a 5 YEAR WARRANTY on percussion system slide bearings and bellows.
LIMITED WARRANTY. Some restrictions may apply.
| Shoe Size | 11 x 13 in (28 x 33 cm) |
|---|---|
| Engine Option | Honda GX100 (145 lb/66 kg), Honda GX100 w/Oversized Air Filter (149 lb/68 kg), Honda GXR120 (145 lb/66 kg) |
| Travel Speed | Up to 55 ft/min (16 m/min) |
| Compaction Depth* | Up to 18 in (45 cm) |
| Compaction Area | 3025 sq ft/hr (281 sq m/hr) |
| Percussion Rate | Up to 720 blows/min |
| Model | R422, R442 |
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