2” 10 Bearings steel roller
9” Zinc plated stem ( working length = 8 1/4” )
Bulged shoulder
Rating : 75-lb load @ 15,000 – 12’ door cycles
Hardened races
2” 10 Bearings steel roller
9” Zinc plated stem ( working length = 8 1/4” )
Bulged shoulder
Rating : 75-lb load @ 15,000 – 12’ door cycles
Hardened races
