Eclipse Performance TPU tube Brompton 16x1⅜"size 16 x 1 ", ETRTO 349 x 30 45mm weight 32g valve 40mm aluminium black w valvehole adapter replaceable valve core 100% recyclable TPU material Eclipse TPU Tube for folding Brompton bikes Ultralight and Durable Design: Introducing the Eclipse TPU Tube. Made from high quality Thermoplastic Polyurethane (TPU), these tubes are exceptionally lightweight, reducing the overall weight of your bike and enhancing your speed and agility. Experience the perfect

Flax is mechanically more resistant than cotton

fast-rolling tubes

for edco™ Multisys cassette body

the perfect companion

they're nice and light too

340TPI Casing 50% HD Cotton / 50% HD Corespun

they're super robust and built to last

The Monoblock alloy Locknut to mount Shimano Monoblocks on a Sram XDR cassette body

This results in enhanced traction and control

9 deg engagement angle

weight 65g / 67g / 69g

the unique TPU composition of Eclipse tubes provides exceptional puncture and cut resistance