Control tower 3 auto switches between presta and schrader thanks to the auto head valve and inflates up to 160psi featuring a solid steel barrell construction with stable steel baseplate it comes fully loaded with ball needle and inflatorfeatures material steel barrel gauge 2quot gauge base wide plastic base with gripper plates valve auto head presta and schrader handle ergo handle pressure inflates up to 160 psi 11 barsizes640mm x 210mm x 101mm