مميزات خاصة

Size - Thread: M8; Outer diameter: 12mm/0.47"; Inner hole: 5mm/0.2"; Length: 9.5mm/0.37", 6mm/0.24". Color: Black. The disc nail screws are available in a variety of colors, you can choose your favorite color according to your preferences and needs, and you can also update the appearance of your bicycle.
Material - Made of aluminum alloy, chainring bolts are high in strength, light and strong, corrosion-resistant and not easy to rust, wear-resistant and not easy to damage, and can be used for a long time. The surface is anodized to effectively prevent oxidation and ensure that it is not easy to fade.
Feature - The aluminum alloy sprocket bolts are made of high-precision CNC processing, with a delicate appearance without burrs, standard threads, uniform force, and not easy to slip during rotation.
Application - Disc screws are used to fix the bicycle brake disc on the wheel hub to ensure the normal operation of the brake system. Suitable for mountain bikes, road bikes, folding bikes, track bikes, mountain bikes, BMX bikes, down hill bikes, etc.
Notice - Use the disc nail wrench to fix one end of the disc nail, and then use a 5mm hexagon wrench to remove or install from the other end. Avoid making them too loose, which may cause the components to fall off, or too tight, which may damage the aluminum alloy material.

وصف

Made of 7075 aluminum alloy, crank bolt is durable, rust-proof and corrosion-resistant, which is not easy to break or damage, and can be used for a long time.
The crankshaft cover screw are processed by high-precision CNC, with a burr-free appearance, standard thread, perfect fit for the crank, and provide professional crank fixation, effectively preventing water and dust from entering.
Designed for fixing the the chainrings and cranks of the crankset, suitable for mountain bikes, road bikes and other bicycle types, and can distribute the pressure of the nut to the fixed parts, thereby reducing the risk of component damage.
Note: When installing the crank bolt, make sure to tighten it moderately, not too tight or too loose, so as not to affect the stability of the bicycle cranks.

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