Quicktwist™ tech spec
The vast majority (80-90%) of bikes made in the past 10 years or so use a (threadless) stem system which is totally compatible with Quicktwist™. The stem can be fitted in 10 mins with an allen key by anyone competent in basic bike mechanics or your local bike shop could do this for you for a small charge. Quicktwist™ will accommodate modern 31.8mm diameter ‘bars but can be also be used with the older, smaller diameter (25.4mm) using the supplied adaptor shims.
DIMENSIONS Material – high grade lightweight alloy. Handlebar dia. – 31.8mm (25.4mm w/adaptor). Stem angle – 7 deg. Stem length – 85mm.