ITEM NAME:CO2 Inflator Bicycle Tire Pump and Extension Hose for Road Mountain Bike MTB Description: CO2 Inflator Head Feature: - Lightweight aluminium construction, easy to carry and use. - Compatible with 16 gram threaded cartridge. - With insulator sleeve, it can protect your hands when in use. - Fits presta and schrader valves without adapters. Specification: - Material: aluminum alloy, sponge - Size: Approx. 110 x 54 x 29mm/39 x 21 x 11inch Pump Extension Hose Feature: - As accessory to American valve pumps for extended use. - Hose made of 100% new material, no stinky smell. - Flat silicon gasket enclosed in the valve. - Two piece may connected for longer use. - Convenient to carry. Specification: - Length: Approx. 16.5cm / 6.5inch - Material: Metal + Fabric - Applicable: American valve Package Included: 1 Piece CO2 Inflator Head 1 Piece insulator sleeve (CO2 Cartridges NOT Included) 1 Piece Pump Extension Hose.CO2 Inflator Head Feature 1 Piece CO2 Inflator Head. Pump Extension Hose Feature 1 Piece Pump Extension Hose. - Lightweight aluminium construction, easy to carry and use. - Convenient to carry. - Size: Approx.