TOTAL INFLATION SOLUTION. With the all-new Giant Control Tower Boost, featuring a fully integrated 200psi tubeless inflator chamber alongside the standard inflation chamber, you can get the air you need to seat and inflate any tubeless tire on any wheel and still have the functionality of a standard floor pump. FEATURES : DoubleShot barrel-in-barrel technology means the pump is compact and lightweight Over-sized 3.5” inch pressure gauge Easy to use AutoHead™ technology ensures full compatibility with any valve