ROLLERS: 1.9″ x 9 ga. steel tubing, model 199S, with smooth swaged ends.
FRAMES: Formed steel painted channel 3-1/2″ x 1-1/2″ x 10 ga. set high; 4-1/2″ x 1-1/2″ x 10 ga. set low.
FRAME CAPACITY: 260 lbs. per roller, or 1300 lbs. maximum distributed live load per 10′ section with supports at 10′ centers; 3200 lbs. at 5′ centers.
BEARINGS: Integral plain ball bearings, zinc plated, grease packed.
COUPLINGS: Butt type.
AXLES: 7/16 ” hex shaft, spring loaded.
OPTIONAL FRAME: 4 ” @ 5.4 lbs. struc. steel channel frame, rollers 3/16 ” high, may vary due to structural tolerances.