universal bracket for handlebar and seat post, for 220454 (Ring), 220456 (Comet-X rear), 220461 (Shield-X-Auto), 220727 (Comet-X front), also suitable for: 220451 (Lunar), 220453 (Shield), 220458 (Ring Chameleon), 220457 (Shield-X), 220455 (Comet), 220740 (Aerolite), 220459 (Comet-X Pro rear), 220729 (Comet X-Pro front), for Crescent, Pulsar, Nebula, Nebula Chameleon, Gemini, Arcturus