The Granite STASH Tyre Plug Hidden Handlebar Kit is so small and invisible; you’ll forget you have the kit until you pop! This Granite Plug Kit includes a tire reamer, a tire fork, and 4 tire plugs. The kit also comes with 2 end cap sizes to allow seamless installation with open-end grips or lock-on grips. Granite STASH Tyre Plug Hidden Handlebar Kit Specifications Dimension: 30 x 30 x 96mm (large cap) / 21.8 x 21.8 x 96mm (small cap) Weight: 35g (incl. side cap) ?Fitting: Open-end grip or lock-on grip with 18 to 21mm orifice and 10cm straight section at the bar end Package Content: Tyre plug kit (Reamer ,fork and center tube), 2 x 1.5mm and 2 x 3.5mm tire plugs, expansion rubber, 30mm side cap and 22mm side cap.