Praxis 56/42 130BCD Black TT SET

Praxis 56/42T 130BCD Black TT Chainring Set is a high-performance drivetrain upgrade designed for time trial and triathlon cyclists who demand maximum speed, smooth shifting, and efficient power transfer. Engineered for aerodynamic road setups and high-speed racing conditions, this chainring set delivers precise drivetrain performance for competitive riders and serious training applications.

Built using premium cold-forged aluminum and precision CNC machining, the Praxis TT chainrings provide excellent stiffness, durability, and consistent chain engagement under intense pedaling loads. The aggressive 56/42T gearing combination is ideal for fast road sections, time trial events, and triathlon racing where maintaining high speed and efficient cadence is essential.

Advanced shift ramps and strategically positioned pins improve front shifting performance, allowing quick and reliable gear transitions even during high-output efforts. Designed to fit standard 130BCD road cranksets, this chainring set offers broad compatibility with many performance drivetrain systems. Finished in a sleek black design, the Praxis TT chainrings combine race-ready aesthetics with dependable long-term performance for elite road and triathlon riders.

Key Features

• Chainring Size: 56/42T high-speed gearing setup

• BCD Compatibility: Fits standard 130BCD road cranksets

• Application: Designed for time trial and triathlon bikes

• Construction: Cold-forged and CNC-machined aluminum

• Shifting Performance: Precision ramps and pins for smooth front shifting

• Power Transfer: Stiff design improves pedaling efficiency

• Durability: Built for high-performance racing conditions

• Finish: Premium black anodized appearance

Product Specifications

• Brand: Praxis Works

• Product Type: TT / Triathlon Chainring Set

• Chainring Sizes: 56T Outer / 42T Inner

• BCD: 130BCD

• Material: Cold-forged aluminum alloy

• Construction: CNC-machined precision finish

• Color: Black

• Compatibility: Standard 130BCD road cranksets

• Use Case: Time trial, triathlon, and performance road cycling

Aerodynamic Racing Performance

• High-Speed Efficiency: Large 56T outer ring supports fast race pacing

• Smooth Shifting: Precision shift ramps improve front derailleur transitions

• Enhanced Stiffness: Rigid construction maximizes power transfer under load

• Reliable Chain Retention: Optimized tooth profiles improve drivetrain stability

• Race-Ready Durability: Designed for demanding TT and triathlon conditions

Easy Operation / Usage

• Install the chainrings onto a compatible 130BCD crankset

• Secure all chainring bolts using recommended torque settings

• Adjust front derailleur alignment for accurate shifting performance

• Verify chain compatibility and drivetrain setup before riding

• Regularly inspect chainring wear for consistent performance

Why Choose This Product

• Built for Speed: Optimized gearing for time trial and triathlon racing

• Professional Performance: Smooth shifting and efficient power transfer

• Strong Construction: Durable alloy build for long-lasting use

• Wide Compatibility: Fits many standard 130BCD cranksets

• Premium Finish: Sleek black design complements performance road bikes

In the Box

• 1 x Praxis 56T Outer Chainring

• 1 x Praxis 42T Inner Chainring