2Pcs Black Pump Adapter Valve, 3 in 1 Replacement Dual Head Air Pump Adapter Valve Bicycle Bike Cycle Tyre Tube Pump Adapter,Bike Floor Pumps VERSATILE DESIGN: 3-in-1 dual head adapter valve compatible with multiple valve types for bicycle tires and other inflatables DUAL HEAD CONSTRUCTION: Features two separate connection points to accommodate different valve sizes and styles EASY INSTALLATION: Quick-connect design allows for simple attachment to floor pumps and bicycle tire valves DURABLE BUILD: Constructed with sturdy black material for long-lasting performance and reliable air pressure maintenance PACKAGE CONTENTS: Includes 2 pieces of replacement pump adapter valves for bike floor pumps