District Vision Nagata Speed Blade - Gray (D+ Black Rose) EOSSale The reversible valve head is

The reversible valve head is suitable for all types of valves

It is light

With an advanced seal construction for smoother rotation and small ball bearings to minimize weight

For Di2 and mechanical shifting systems

District Vision Nagata Speed Blade - Gray (D+ Black Rose) EOSSale The reversible valve head isThe Nagata Speed Blade for runners is an ultra lightweight nylon and titanium frame construction. Our D+ lens is handcut and polished in Japan for unrivaled visibility in various performance conditions. D+ Black Rose is an advanced sports lens engineered for trail running and physical pursuits that involve variable light conditions. The lens allows 15. 67% of visible light transmittance. The lens also offers 100% UVA B protection while transmitting