Fangrui Product Details 1. Description: 2. Brand: West Biking 3. Colour: Black 4. Material: Steel 5. Do You Need A Battery: No 6. Product Accessories: Strap Screw*2+key*3+lock Frame*1+instruction Manual*1 7. Product Size: 10.5 Cm * 9.5 Cm * 8.0 Cm 8. Product Weight: 717g 9. Features: Folding Design, Zinc Alloy Chain, Abs Protective Coating, Finnish Lock Cylinder 10. Tips:we Serve You Wholeheartedly, And The Customer Service Online Will Answer Any Questions About Your Purchase. 11. Specifications: 12. 26-section Zinc Alloy Lock Body: Made Of Heavy-duty Steel, Tough And Resistant To Cuts, Without Fear Of Violent Testing, Wear-resistant And Durable. 13. Lengthened Design: The Lock Body Has More Space, And The Seat Rod And The Wheel Can Be Locked At The Same Time, And The Double Protection Is Safer. 14. Waterproof And Anti-rust: The Car Lock Is Made Of Abs Plastic, Which Will Not Cause Scratches On Items, Effectively Prevent Oxidation And Rust, And Have A Longer Service Life. 15. Intimate Design And Service: Three Keys Are Convenient And Fast, One Key Is Used Daily, And Two Are Backed Up. Don't Worry About Accidental Loss Of Keys. 16. Easy To Carry: A Free Stand, Which Can Be Installed On The Sitting Post And Down Tube, Is Light In Weight And Will Not Add Any Burden. 17. Package Included: 18. Lock*1, Strap Screw*2, Key*3, Lock Frame*1