- Built around a durable, painted high pressure steel barrel and piston - features a machined aluminum base, a varnished wood handle and an oversized 3.5", highly accurate analog gauge - An extra long hose allows for easy fill-ups whether your bike is on the ground, on your rack or in your stand - Includes ABS-1 Pro HP chuck for both Presta and Schrader valve compatibility that threads on for secure, reliable engagement