Quad Lock Stem / Handlebar Bike Mount Attaquer thin tube is able to

thin tube is able to fit all the way through many Presta stems with removable valve cores

effortless and precision fit

wherever you mount it

Frame Topstone

Quad Lock Stem / Handlebar Bike Mount Attaquer thin tube is able toThe Quad Lock Bike Mount is the lightest, strongest and most secure smartphone bike mount on the market. Features Secure Mounting: Featuring a patented dual stage lock, you can ride with confidence over bumps and jumps knowing that your smartphone isnt going anywhere your bike isnt. Quick to Attach Detach: Simply twist and lock to view apps such as Strava, MapMyRide or Apple Maps as you ride. Detach just as easily so you dont miss a photo opportunity