1) Full Aluminum Material 2) Unique T-handle design, hold better and stable inflating 3) MAX Patent, alloy CNC'd L-Turn Head w/Air-release for Presta & Schrader valves 4) Hi-Volume barrel for Road Bike & MTB Use 5) High precision of CNC fine cutting 6) Max: 220 psi / 15 bar 7) Oversized Base w/Unique MAX debossed Logo, mounted Analog big 2.5__ guage, easy read 8) Outstanding shape design 9) Die-Casting Base, premium appearance treatment in black 10) Durable anodized high-polish finish on Barrel and T-Handle 11) Long flex hose easily fits for inflating, quick storage 12) With Metal Needles & Plastic Adapter 13) Laser Engraving Logo on T-handle