Upgrade your bike 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
Why Choose SPARTS
Ultra-lightweight upgrade for performance-focused riders Aerospace-grade material with exceptional durability Advanced coatings for long-lasting color and protection Precision fit for critical components
