The Pilo C97 38T Narrow Wide Chainring is a premium upgrade for riders seeking superior performance, durability and smooth operation. Designed for 104BCD cranksets, it delivers perfect chain engagement and retention for both trail and E-bike use.

CNC-Machined from Aircraft-Grade Aluminum: Each C97 chainring is precisely CNC-milled from 7075 T7351 aircraft-grade aluminum sourced from Constellium, Switzerland. This material ensures exceptional stiffness, strength and low weight while maintaining excellent wear resistance over long-term use.

Engineered Tooth Profile for Quiet, Efficient Operation: Pilo’s advanced narrow-wide tooth geometry, developed in line with DIN8196 (ISO) standards, guarantees reliable chain control. The design reduces noise, minimizes friction and prevents chain drops, offering a smooth and efficient pedaling experience in any condition.

Wide Drivetrain Compatibility: Compatible with 104BCD cranksets, the C97 chainring works seamlessly with all 10, 11 and 12-speed chains from SRAM and KMC, including Shimano Hyperglide+ x12. With a 0mm offset and an outer diameter of 161mm, it maintains perfect alignment and chainline across setups.

Each ring is E-bike proven and manufactured in Pilo’s ISO 9001:2015 certified facility, ensuring outstanding quality, precision and reliability for every ride..

Features

• Aerospace-Grade Construction: CNC-milled from 7075 T7351 aircraft-grade aluminum sourced from Constellium, Switzerland for optimal stiffness, strength, and weight balance.
• Optimized Narrow-Wide Tooth Profile: Designed to DIN8196 (ISO) standards, ensuring secure chain engagement, silent running and exceptional drivetrain efficiency.
• Wide Compatibility: Works with all 10, 11 and 12-speed chains from SRAM and KMC, including Shimano Hyperglide+ x12 systems for smooth gear transitions.
• Perfect Fit for 104BCD Cranksets: 0mm offset and 161mm outer diameter maintain precise chainline and alignment across setups for consistent performance.
• E-Bike Proven Durability: Hard black anodized surface resists wear and corrosion, weighing just 70g and crafted in an ISO 9001:2015 certified facility.

Specifications and compatibility

• Model: C97 Narrow Wide Chainring
• Teeth: 38T
• Mount Type: 104BCD
• Outer Diameter: 161 mm
• Offset: 0 mm
• Chainline: Controlled by Crank Standard
• Material: 7075 T7351 Aircraft-Grade Aluminum Tooth Design: Narrow-Wide (DIN8196 ISO Standard)
• Finish: Hard Black Anodized
• Weight: 70 g
• Compatibility | Chains: 10, 11 and 12-Speed SRAM & KMC (including Shimano Hyperglide+ x12)
• Compatibility | Cranksets: 104BCD systems
• E-Bike Compatibility: Approved
• Manufacturing Method: CNC Machining
• Certification: ISO 9001:2015 Certified Facility