Box Three BMX Disc Brake Caliper
Best mechanical disc upgrade for BMX riders seeking reliable, heat-managed stopping power.
A reliable mechanical disc brake upgrade that prioritizes weight savings and consistent control. It offers a straightforward, low-maintenance solution for riders looking to improve their stopping performance without the complexity of hydraulic systems.
$39.99
at
Family Bike Shop
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Who it's for
- Racers needing reliable stopping power in high-speed conditions
- Aggressive riders demanding components that survive hard impacts
- DIY mechanics preferring straightforward, easy-to-service brake systems
Who should skip it
- Budget-conscious riders avoiding expensive hub and rotor upgrades
- Owners of older frames lacking dedicated disc brake mounts
- Travelers worried about delicate rotors bending during transport
Performance breakdown
Stopping Power
Mechanical actuation delivers reliable, immediate bite for aggressive BMX riding.
Weight Efficiency
At 130 grams, it keeps the bike agile without sacrificing durability.
Heat Management
Finned dual-compound pads effectively dissipate heat during intense braking sessions.
Maintenance Ease
Standard cable actuation and common pad compatibility simplify routine upkeep.
Build Integrity
One-piece, co-molded carbon steel construction ensures long-term structural rigidity.
Installation Versatility
Post-mount interface integrates seamlessly with most modern BMX frames.
Key Specs
Material
Carbon Steel
Weight
130 grams
Mount Type
Post
Brake Type
Mechanical Disc
Intended Use
BMX
Pad Compatibility
BB5
Length
70 mm
Design
One-piece, co-molded
Know before you buy
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