JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.
We use cookies to deliver you the best experience. By browsing our website you agree to our use of cookies. Learn More
Subscribe to our newsletter for sales, events, and goings-on around the shop (& some swag).
Schwalbe Tube AV4. Reliable, high quality and very air tight inner tubes from Germany's number one manufacturer. All valves are nickel plated and valve inserts are replaceable. Sized for Brompton folding bicycles. 16x1-3/8 (37-340)16x1-1/8 (28-349) 16x1-3/8 (37-349) 18x1-1/8 (28-355) 18x1.35 (35-355) WEIGHT: 85 grams STEM LENGTH: 40mm VALVE: Schrader w/fully threaded valveIf out of stock: susbstitute 16 x 1-3/8" Q-Tube
Check items to add to the cart or select all
![Finish Line Teflon Grease Tube [3.5oz]](https://dev.perennialcycle.com/media/catalog/product/cache/c74721b30674da8ef4088b970b01e286/P/r/Premium_Teflon_Bearing_Grease.jpg)
![Finish Line Speed Degreaser [18oz]](https://dev.perennialcycle.com/media/catalog/product/cache/c74721b30674da8ef4088b970b01e286/S/p/Speed_Bike_Degreaser_17_oz.jpg)
![Cateye Rapid Mini Taillight [USB Rechargeable]](https://dev.perennialcycle.com/media/catalog/product/cache/c74721b30674da8ef4088b970b01e286/C/a/Cateye_Rapid_Mini_Taillight_USB_Rechargeable_3.jpg)
![Front Mudguard Blade & Flap [Original]](https://dev.perennialcycle.com/media/catalog/product/cache/c74721b30674da8ef4088b970b01e286/F/r/Front_Mudguard_Blade_Flap_Original.jpg)
Validate your login
Sign In
Create New Account