Built around a durable, painted high pressure steel barrel and piston\n features a machined aluminum base, a varnished wood handle and an oversized 3.5", highly accurate analog gauge\n An extra long hose allows for easy fillups whether your bike is on the ground, on your rack or in your stand\n Includes ABS1 Pro HP chuck for both Presta and Schrader valve compatibility that threads on for secure, reliable engagement