Top quality: made of solid brass and chrome plated for extra durability and corrosion resistance with silver clips Well designed with a smooth and neat finish Precise design: strong spring clamp provides a quick and precise seal, integral apron prevents air leakage and pressure up to 25 kg Easy to attach and detach: Fits 8mm diameter bore tubes, great for inflating tyres, effortlessly secures tyre clips to the valve stem. When your tyre is inflated, loosen the clip, push the clip down, press the valve cover in and rotate it onto the valvestem until it fits snugly. Occasion: Ideal for reaching all types of car tyres. Suitable for air pumps, 4S shops, tyre shops, garages and industrial air duct systems. Package contents: 2 pieces universal air pump valve fittings, dimensions (approx.): length: 50 mm / 1.96 in, opening: 0.8 cm / 0.31 in. Material: brass Dimensions: 5 x 1.8 x 0.8 cm / 1.18 x 0.78 x 0.4 in Package includes: 2 x inflatable car quick release couplings Features: Inflatable chucks are firmly attached to the tyre valve and will not leak air. The body of the tyre valve is solid brass rather than plated copper for durability and corrosion resistance. Open flow with lockable clips for easy hands-free tyre inflation. Features a wire design for easy placement and removal; the system is faster and ideal for mounting on a compressor, it avoids the hassle of unscrewing and loosening. Tip: Press down on the clamp and push and turn the valve clevis onto the valve stem untiltight. The 1/4 inner diameter hose barb makes it perfect for hose repairs Easy to use: 1. Press the clamp and push and turn the air valve arbor onto the valve stem until tight. 2. When your tyre is inflated, release the clamp. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.