Freight Duty Guide – Model 16ST, 18ST, 22ST, & 30ST (Stile)
Rated capacity of 30,000 Lb gross load per car. Fits an 8″ channel (or larger) stile. Gib can be replaced without removing the shoe. 100 FPM.
Shoe: Energy Efficient Aluminum
Gib: UHMW – Polyethylene
UHMW has the highest known impact strength of any thermoplastic presently made, plus a high resistance to abrasion.