BBB RoadGear BCR-21C, 48 teeth, 135mm

48
Delivered Tue, 16.6.
Only 1 piece in stock at third-party supplier
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Number of teeth3

Product details

The RoadGear BCR-21C chainring from BBB is a high-quality component specifically designed for road bikes. With 48 teeth and a bolt circle diameter of 135 mm, it offers precise performance and is ideal for use with Campagnolo 9- and 10-speed groupsets from the 2008 model year onwards. The chainring is made from CNC-machined 7075 T6 aluminum, which not only ensures high stability but also reduces weight. The combination of robust material and thoughtful design makes this chainring an excellent choice for demanding cyclists who value efficiency and durability. The black and gray color scheme harmoniously integrates into the overall look of a road bike, providing an appealing aesthetic.

  • CNC-machined 7075 T6 aluminum for high stability
  • Compatible with Campagnolo 9/10-speed groupsets from 2008
  • Direct mount for easy installation
  • Designed for road bike applications.

Key specifications

Chainring mount
Direct recording
Cassette compatibility
10-speed

General information

Item number
2775552
Manufacturer
BBB
Category
Chainrings
Manufacturer No.
BCR-21C 2909692148
Release date
9.10.2014

Colour

Colour
BlackGrey
Exact colour description
BlackGrey

Material

Material group
Metal
Material
Aluminium

Chainring properties

Bike area of use
Racing bikes
Chainring mount
Direct recording
Number of teeth
48
Model year
2008

Compatibility

Cassette compatibility
10-speed

Voluntary climate contribution

CO₂ emissions
0.53 kg
Climate contribution
CHF 0.11

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Chainrings» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • BBB
    Not enough data
  • 1.e*13
    0 %
  • 2.Shimano
    0.1 %
  • 3.Sram
    0.2 %
  • 4.Race Face
    0.3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • BBB
    Not enough data
  • e*13
    Not enough data
  • Race Face
    Not enough data
  • Shimano
    Not enough data
  • Sram
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Chainrings» category returned?

Source: Digitec Galaxus
  • BBB
    Not enough data
  • 1.Stronglight
    6.5 %
  • 2.Shimano
    7.1 %
  • 3.e*13
    7.2 %
  • 4.Sram
    8 %
Source: Digitec Galaxus