This does not affect your right to an exchange or refund for faulty equipment.
he DMM Ultra O Durolock is a classic oval carabiner with a quad-locking gate mechanism. The deep, symmetrical basket of the Ultra O integrates perfectly with pulleys, webbing, & ropes.
The carabiner's I-Beam cross section reduces weight while maintaining strength. The Ultra O is anodised to EN 7599:2010 AA10 for corrosion protection.