Package includes: 4 stainless steel valve stem extensions and 6 brass valve stem extenders in various lengths and angles for versatile use. Quality material: The nut is made of copper, and the flexible hose is constructed from stainless steel—durable, corrosion-resistant, and resistant to breakage or deformation. The valve stem extensions are made of brass with a polished finish for long-lasting brightness and smooth edges to prevent hand scratches. Easy installation: Simply screw the extension onto the tire valve, then connect the air hose to inflate. Multiple bend angles (45°, 90°, and 135°) provide convenient pump access. Wide compatibility: Designed for standard American-style tire valves on cars, RVs, trucks, motorcycles, trailers, and bicycles. Dimensions: Extensions available in two lengths—approximately 0.7 inches (18 mm) and 12 inches (30 cm). Angles include 45°, 90°, and 135°. Color: As shown Material: Copper + stainless steel Package contents: - 4 extension tubes (2 × 18 mm, 2 × 300 mm) - 6 valve adapters (2 × 45°, 2 × 90°, 2 × 135°) Note: Actual product color may vary slightly due to screen settings and lighting. Measurement tolerance: ±1–3 cm.