... according to the consumer's demand. 9).Parts or accessories:lift hoist of movement lead rail, under-lintel, the fixed mount of ... belt, tenacious PVC curtain, curtain weight balance bar, guide wheel, lift steel line, glide wheel, side airproof, photoelectric switch, indicator light ... etc. This gate was main compose by side lead rail, lift hoist of movement lead rail, under-lintel, fixed mount of curtain ...