Product information "Air Top Cap - Bottle Crown" Our "Air Top Cap" lets you clip any bottle crown cap on your air suspension fork. Whether it's your favorite beer brand or soft drink, you can show your own taste. A nice little tunning part, about which one comes easily into the conversation, which is super suitable as a small gift among cyclists and after a long tour makes you want to after-brew. It fits on many air suspension forks and thus on almost every mountain bike. SPECS: Mounting: replaces the Air Top Cap. Simply screw onto the air chamber valve. Compatible with: FOX 32 - 40; Rock Shox Lyric, Pike, Reba. Dimension: 29.5 mm outer diameter Height: 8 mm, with crown cap 9 mm Material: Aluminum 7075 T6 Color: Black Weight: 7 g !!!DON'T DRINK AND RIDE!!!