RaceFace Affect R Crankset: Precision-Built Enduro Performance

Engineered for aggressive trail riding without sacrificing agility, this forged 7050 aerospace-grade aluminum crankset delivers enduro-grade durability in an XC-optimized design (175mm length). Ideal for riders navigating rocky descents and technical climbs (135-157mm hub compatibility), it combines featherweight construction with modular functionality.

Core Advantages
– ⚡ Weight Efficiency: Precision-forged hollow crank arms reduce rotational mass by 18% vs standard XC models
– 🛠️ Modular Chainring System: CINCH interface supports quick upgrades between 32T-42T alloy/steel chainrings (sold separately)
– 🚀 Boost Compatibility: 24mm EXI spindle adapts to 141/148mm Boost hubs or traditional 135mm MTB setups
– 🔒 Impact Resistance: Enduro-specific heat treatment withstands chain slap and pedal strikes at high speeds

Technical Specifications
✔️ 3x Chainring Compatibility (sold separately)
✔️ 9/16″ pedal threading for universal clipless pedals
✔️ 24mm Q-factor optimized for modern MTB geometries
✔️ No included bottom bracket (sold separately)

Application Scenarios
– Enduro race circuits requiring rapid chainring swaps
– All-mountain builds needing 150mm+ rear hub clearance
– Trail bikes seeking 200g+ weight savings over stock components

Performance Comparison

Optimized for riders demanding both lightweight responsiveness (XC pedigree) and reinforced durability (enduro construction), this system eliminates compromises between trail agility and downhill resilience. The CINCH spider interface allows seasonal upgrades without specialized tools – perfect for racers adjusting gearing between events or elevation changes.