Silca Aluminum Presta Chuck - Press-On Scooter Tubes Designed for riders with medium

Designed for riders with medium body flexibility and low pelvic rotation while pedaling

Sized for 700 x 20-28mm tires

Fruit Punch

and any flat bar application requiring a dedicated long-pull brake lever

This is especially useful on open roads

Silca Aluminum Presta Chuck - Press-On Scooter Tubes Designed for riders with mediumWhat makes the SILCA Aluminum Presta Chuck Press On worth the upgrade? The SILCA Aluminum Presta Chuck is a press on replacement chuck that re imagines the most iconic tool in cycling as an heirloom quality piece. There are no finicky locking levers and no threading onto the valve. You push it on, it stays on, and you press it off. A pressure amplifying dome geometry uses the air pressure itself to clamp the chuck around the Presta valve stem, so the