Unlike other cymbal attachments that adjust at only one axis, the boom and cymbal tilters on the Scissor Lift feature the Aerodyne infinite-angle positioning system; allowing you to bend, twist, and move cymbals into the right spot with gearless precision. Boom and cymbal tilters on the Scissor Lift feature Aerodyne infinite-angle positioning system Place cymbals around, between, and even through other accessories on the kit with ease The ratcheted attachment clamp fits securely to any 12.7mm rod Combine with the A.T.L.A.S. mount and 12.7mm rod to add cymbals anywhere on the kit with NO required drilling