The Desmond D290 double 90° right angle quick release clamp is undoubtedly an innovative or better put an one of a kind product in its field.
There have been many ways of attaching two rails perpendicular to each other. Either involving screws or angled blocks, or a combination of both, as well as QR clamps.
There have been many ways of attaching two rails perpendicular to each other. Either involving screws or angled blocks, or a combination of both, as well as QR clamps.









