. Make getting your light on an off your bike quicker than ever with the Exposure Stem Quick Release Bracket kit. It comes with all the tools you need to securely attach the bracket. Great idea for any commuter Compatibility. The Exposure Stem Quick Release Bracket is compatible with the following Exposure lights:Six PackMaXx DToroRaceStradaFeatures. Bolt diameters: 17-35mmSuitable for use with most Exposure lightsCompatible with most regular bike stemsBuy Exposure Accessories from Chain Reaction Cycles. Ride. Eat. Sleep. Repeat.