Beam geared trolley with brake/ plain trolley
Alloy steel sheaves
high quality steel plate
high quality bearing / sharft / pin / bolt
plain trolleys must be formed a complete set with chain hoist or other lifting machine, running on the bottom flange ofi_ beam, it may be formed a trolley type chain hoist , as ball bearing are mounted in the wheels, self oiling bearing are mounted in tge gear shaft sheath. The trolleys are high efficiency in operation with small hand _ pull/ push force,