ROLLERS: 2-1/2" x 11 ga. steel tubing, model 251S, with flanged type bearings pressed into straight ends.
FRAMES: 4" at 5.4 lbs. structural steel painted channel.
ROLLER CAPACITY: 540 lbs. per roller.
AXLES: 11/16" hex shaft, spring loaded. |
|
BEARINGS: Removable type, heavy duty ball bearings, zinc plated, grease packed..
COUPLINGS: Butt type.
FRAME CAPACITY: 3750 lbs. maximum distributed live load per 10' section with supports at 10' centers; 8000 lbs. at 5' centers.
|