SPARTS A2 M5 Titanium Button Head Bolts for Bicycle Brake Caliper Upgr

SPARTS M5×8- 25m Titanium Bolt For motorcycle and bicycle modifications with precision-engineered SPARTS M5 titanium bolts, designed for riders who demand ultra-lightweight performance, high strength, and premium aesthetics.

Perfect for brake calipers and other high-detail components.

Specifications

Specification	Length L (mm)	Weight (g)
M5×8 D9	8	~1.14
M5×9 D9	9	~1.26
M5×10 D9	10	~1.29
M5×12 D9	12	~1.42
M5×14 D9	14	~1.57
M5×16 D9	16	~1.69
M5×18 D9	18	~1.81
M5×20 D9	20	~1.89
M5×25 D9	25	~2.31

Size: M5
Head Type: A2 Dome Head
Tool: T25 Torx wrench
Application: Brake caliper / bicycle components

Premium S-Grade TC4 Titanium Alloy

SPARTS collaborates with aerospace-grade material suppliers to ensure only S-grade TC4 (Ti-6Al-4V) titanium alloy is used.

Average tensile strength exceeds 1050 MPa (industry ≥895 MPa)
Comparable to 10.9-grade steel fasteners
Approximately 50% lighter than steel
Exceptional strength-to-weight ratio unmatched by conventional metals

Advanced Surface Finishing

PVD Vacuum Nitriding (Gold / Black / Blue):

Forms a dense nitrided metal layer on the surface
Improves hardness and impact resistance
Deep color penetration, highly resistant to fading and wear
Maintains vibrant color even under harsh riding conditions

Anodized Oxidation (Green / Purple / Candy):

Creates an oxide layer with varying thickness for enhanced hardness and corrosion resistance
Produces vivid colors through light interference, not dyes
Unique, iridescent finish with dynamic color reflections

Precision Manufacturing

Hot-forged using SPARTS exclusive custom molds
Formed under 650°C high-temperature conditions
Each mold used fewer than 300 times for consistent accuracy
Machined with micron-level tolerance control
Ensures smooth threading and perfect fit

Warning

Compatibility Check: Due to the complexity of original equipment manufacturer (OEM) parts' models and batches, there may be instances where this product is incompatible.

Upon receiving this product, please compare it with the OEM specifications to ensure compatibility before installation.

Torque Specifications: Install this product strictly according to the torque values specified in the OEM parts manual.Installation Issues: If you encounter any discrepancies with the OEM specifications or face difficulties at the initial stage of installation, stop immediately and contact customer service for assistance with returns or exchanges.

No Forced Installation: Do not force installation under any circumstances.Liability: Any damages resulting from forced installation or unauthorized modifications of this product (or its components) will be the sole responsibility of the buyer.

About Color Variations

All products are photographed to accurately represent the colors you will see upon receipt.

Due to differences in lighting, angles, or screen settings, slight color variations may occur.

The actual product should be considered the standard.For "colored" and "blue" products, the coloring process may result in uneven color distribution, making each product unique.