Quickdraw made of steel mainly designed for long-term use in climbing gyms.the captive bar can be easily removed with an Allen keythe captive bar prevents the carabiner from twistingthe gate wire minimizes the accidental opening of the gatethe zinc-coated steel offers a longer lifespan than lightweight alloy carabinersthe two connectors eliminate the risk of theft20 mm wide polyamide strap (various lengths)