Avid

Avid 2014 BB7 MTB G2 Front/Rear Rotor Brake Caliper

4.5 (151 reviews)

A mechanical disc brake with tool-free pad adjustment and Tri-Align positioning for confident mountain bike stopping power.

$101.87*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Avid BB7 MTB G2 is a mechanical disc brake caliper designed for mountain bike riders who want reliable, high-performance stopping power without the complexity of a hydraulic system. Built with durable aluminum calipers and a sealed ball bearing mechanism, the BB7 is engineered to resist corrosion and perform consistently in the rough, wet, and muddy conditions common to trail and cross-country riding. The included 160mm G2 CleanSweep 6-bolt rotor pairs with sintered-metallic pads to deliver strong heat dissipation and dependable braking force across a wide range of temperatures and terrain.

What sets the BB7 apart from many mechanical disc brakes is its Tri-Align Caliper Positioning System, which uses three adjustment points to let riders align the caliper precisely to the rotor with minimal effort. Combined with tool-free pad adjustment on both the inboard and outboard sides, the BB7 is designed for quick setup and easy trailside maintenance. The caliper uses a post mount (74mm) interface and includes an IS 51mm mounting adaptor. It is compatible with long cable-pull linear pull (V-brake) levers, so riders should confirm lever compatibility before installation.

Key Features

High-Performance MTB Mechanical Disc Brake with Precise Stopping Power for Mountain Biking Enthusiasts

Engineered with durable aluminum calipers and a sealed ball bearing mechanism, ensuring long-lasting performance and corrosion resistance in rugged outdoor conditions

Features Tri-Align Caliper Positioning System (CPS) for effortless rotor and caliper alignment, reducing installation time and ensuring optimal braking efficiency on every ride

Includes 160mm G2 CleanSweep 6-bolt rotors and sintered-metallic pads, providing superior heat dissipation, consistent braking, and reliable stopping power in demanding trail and cross-country riding

Designed for versatility with post mount (74mm) compatibility, long cable-pull design for responsive braking, and tool-free pad adjustment, making maintenance quick and seamless for mountain bikers of all skill levels

Specifications

Brand
Avid
Model
BB7 MTB G2
Brake Type
Mechanical disc brake
Caliper Material
Aluminum with sealed ball bearing
Rotor Size
160mm G2 CleanSweep
Rotor Mount
6-bolt
Pad Type
Sintered-metallic
Caliper Mount
Post mount (74mm)
Adaptor Included
IS 51mm mounting adaptor
Lever Compatibility
Linear pull (V-brake) levers
Pad Adjustment
Tool-free
Alignment System
Tri-Align Caliper Positioning System (CPS)

Pros & Cons

👍 Pros

  • Tool-free pad adjustment makes trailside maintenance quick and convenient
  • Tri-Align CPS simplifies caliper alignment without requiring specialized equipment
  • Sintered-metallic pads and CleanSweep rotors deliver reliable stopping in wet and muddy conditions
  • Sealed ball bearing mechanism in the caliper resists corrosion and extends service life

👎 Cons

  • Post mount (74mm) only, so frame and fork compatibility should be verified before purchase
  • Not compatible with Centerlock or HSX rotors, limiting rotor replacement options
  • Mechanical cable actuation does not provide the same modulation feel as hydraulic disc brakes
  • Requires linear pull levers specifically, which may mean replacing existing short-pull levers

Frequently Asked Questions

It includes a 160mm G2 CleanSweep 6-bolt rotor designed for effective heat dissipation and consistent braking performance.
Tri-Align CPS uses three adjustment points to let you precisely align the caliper to the rotor without specialized tools, reducing setup time and ensuring even pad contact.
It comes with sintered-metallic pads, which offer strong stopping power and durability in wet, muddy, and demanding trail conditions.
No, the BB7 MTB G2 is not compatible with Centerlock or HSX rotors. It uses the 6-bolt rotor mounting standard.
It is designed for use with linear pull (V-brake) levers, which provide the correct cable pull ratio for proper braking response.