e*thirteen Quick Fill Presta Tubeless Valves - Black CASSONS the derailleur cage actually rotates

the derailleur cage actually rotates to maintain a consistent angular relationship with the chain

facts and interested bits of ingenuity that you should definitely know about the Thomson Elite seat post

Suitable for round seatposts with a maximum diameter of 34

smooth shift even under load

15x110mm axle

e*thirteen Quick Fill Presta Tubeless Valves - Black CASSONS the derailleur cage actually rotatese*thirteen engineers understand the perfect tubeless wheel system means rims, tape, tires, sealant, and valves must all play their roles perfectly. Traditional Presta tubeless valves suffer from various weaknesses, like low airflow, clogging, and the need for special tools to remove the valve core, which leaves you with a valve port too small to inject sealant. This meant most of us resorted to the risk of breaking the tire bead and pouring directly