- Double air take-up cylinders
- Anti-jam roller fork
- Quiet & reliable roller-up door
- 1/2” Thick roller track throughout
- 13-1/4” Wide tire track (14″ available)
- Double plastic UHMW guide rail
- X458 chain or Log Chain
- Hydraulic or electric drive
- Patented safety exit trap door
- Heco planetary gear reducer drive
- Drive system flexibility
- Universal voltage proximity switch
- Optional wireless remote stop system
- Low air sensing
- Too long chain sensing