Features： 1、Titanium Alloy Material: Made of high quality titanium alloy material, strong and durable. Not easy to corrode and rust, reliable quality, high strength and long service life. 2、Good Manufacturing Process: Using sophisticated manufacturing process, the surface is finely polished to ensure strength and improve the reliability of fastening. 3、Rustproof and Lightweight: The bike seatpost screw is rustproof, light in weight, small in size, easy to carry, and a DIY replacement part for bicycles. 4、Small Size Design: The bicycle seatpost screw is designed with small size, which is convenient for you to install and remove, saving you time and effort. 5、Precise Screw Thread: The screw is a precise thread, the connection is firm, and it is not easy to fall off. Screw specification is M5x30mm. Specification： Item Type: Bike Seat Post Screw Product Material: Titanium Alloy Product Specification: M5x30mm Weight: Approx. 15g / 0.5oz Product Application: Seat Post, Seat Bow Fixation Package List： 2 x Bike Seatpost Screw