Features 1、Superior Material: The bicycle rear derailleur bolts are made of high quality titaniumalloy, waterproof, anti rust, anti corrosion, long service life. 2、Convenient: With small size design and lightweight, it is convenient for you to install and remove. It is also easy to carry, direct installation, saving time and strength. 3、Durable: High strength, corrosion resistance and durability. This bike shifter guide roller screw is carefully crafted and polished to ensure strength and improve fastener reliability at the same time. 4、Firmly Connected: The screw is in an accurate thread design, the connection is firm, and it is not easy to fall off while riding the bicycle. 5、Scope of Application: M5x12mm bicycle guide wheel bolts, with wide application, can be used to fix bicycle rear derailleur and rear guide wheel, etc. Specification Item Type: Bicycle Rear Derailleur Bolts Material: Titanium Alloy Color: Colorful Product Model: RT017 Gross Weight: Approx. 7g / 0.25oz Screw Specification: M5 x 14.2mm Flat Head Applicable: Suitable for fixing the bicycle rear derailleur guide wheel. Package List 2 x Screw