and high quality Features: 1. Heavy duty brass construction of tire chucks with locking mechanism makes the tire air chucks durable and reliable. 2. Inter screw tire chuck – includes 2 packs of twist-on chucks (thread on) in one package. Twist-on chuck can securely attach to tire valves for bicycles, motorcycles, cars, buses, and trucks. 3. Tire inflator chucks with thread provide a tight connection to the tire valve stem during inflation. 4. Universal connect type: 1/4-inch female NPT, 3/4-inch hex, fits standard 1/4" NPT fittings; includes locking tire chuck. 5. Widely used; designed for use with inflators and pressure gauges. Specifications: 1. Item type: Tire air chuck for bicycles, motorcycles, cars, buses, trucks, and more. 2. Special features: Heavy-duty, large bore, two open flow through (twist-on chuck). Brass construction provides strength and durability. 3. Material: Environmentally friendly brass 4. Color: Gold 5. Size: 45 x 16 mm 6. Open or closed design: Open (flow through) 7. Function and feature: Twist-on tire valve chuck for inflator and pressure gauge 8. Thread: 1/4" NPT female, 3/4-inch hex, fits standard 1/4" NPT fittings; compatible with a wide range of professional pneumatic tools Note: 1. Transition: 1 cm = 10 mm = 0.39 inch 2. Please allow 0–1 cm error due to manual measurement. Ensure you are comfortable with this before purchasing. 3. Due to differences in monitor displays, the image may not reflect the actual color of the item. Package includes: 1 × Tire air chuck