The Topeak Pressure Rite Presta Valve Adapter is an anti-air loss Presta valve connector, perfect for disc wheels and other valves. Ensures accurate pressure even during removal.Topeak Pressure Rite Presta Valve Adapter FeaturesBody: BrassCheck Valve: YesSize: 3.9 x 2.3 x 1.1 cm / 1.5” x 0.9” x 0.4”Weight: 16 g / 0.56 oz
Best Price: £14.99 from Leisure Lakes Bikes