YBEKI 104BCD Chainring - CNC 7075-T6 Aluminum Narrow-Wide Round Chainwheel for MTB/Road Bikes (32-52T) | Compatible with Shimano/SRAM 8-11 Speed | Ultra-Light | Anti-Drop Design (Black/Red)

Descripción

Product description Professional Bicycle accessories Brand YBEKI is a brand specializing in high quality bicycle accessories and repair tools. The brand includes - Bicycle Tool Kits, Bicycle Brake Parts, Bicycle Chains & Chainring, Bicycle Pedals and a wide range of cycling essentials. We pay attention to the quality of our products and the details of each product. We provide high quality products for cycling enthusiasts! Product Structure * Material:Aluminum Alloy * Process:CNC+Anodizing * Extended edition plus or minus tooth shape, the chain can effect better * CNC machining integrated, intensity is more secure, appply for long time cycling * The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow * It can help the vehicle reduce 1kg weight positive and negative with positive and negative (The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow ), teeth designed to prevent the chain from dropping CNC+Anodizing One-piece stamping forming process, stable structure, high strength, Lightweight aluminum alloy material Safety Design The Versatility of the Chainring, Stop dropped chains, install simply. In order to let you enjoy the ride, it is important to choose the quality YBEKI 130 BCD Chainring 38T 40T 42T 44T 46T 48T 50T 52T 54T 56T 58T 60T Round... YBEKI 110 BCD Chainring 36T 38T 40T 42T 44T 46T 48T 50T 52T 54T 56T 58T Round... YBEKI Bicycle Chainring 30T 32T 34T 36T 38T Chainwheel Offset 3mm 6mm Narrow ... YBEKI Bike Chain 6/7/8/9/10/11 Speed Bicycle Chain 1/2 x 11/128 Inch 116 Links YBEKI Bike Disc Brake Rotor 140mm 160mm 180mm 203mm disc Brake Rotor with 12 ... YBEKI Saddle Bag Bike Repair Tool Kits - Bicycle Tool Set with Bicycle Seat P... Buying Options Buying Options Buying Options Buying Options Buying Options Buying Options Customer Reviews 4.4 out of 5 stars 287 4.4 out of 5 stars 128 4.7 out of 5 stars 155 — 4.4 out of 5 stars 379 — ✓ ✓ ✓ ✓ ✓ ✓

Características

• ①【Aerospace-Grade Construction】✓ 7075-T6 Aluminum Alloy - 572MPa tensile strength (30% stronger than 6061), ✓ 5-Axis CNC Machined - ±0.01mm tooth tolerance (ISO 13041 certified), ✓ Military-Grade Hard Anodization - HV800 surface hardness (3x wear resistance), ✓ Compatibility: Compatible with 104BCD Single Bike Chainring Shimano/SRAM 8-11 Speed MTB/Road Bikes
• ②【 Advanced Anti-Drop Chain Retention System】✓ Alternating Narrow-Wide Tooth Profile (7.3mm wide / 6.8mm narrow teeth) perfectly matches 8-11 speed chain pitches.✓ Dynamic Chamfer Technology enables 45% faster chain engagement, tested to reduce chain drops by 92% on rough terrain.✓ Extended Tooth Tips enhance stability, ideal for high-impact MTB rides and aggressive road cycling.
• ③【 Ultra-Lightweight & High-Stiffness Design】▸ 3D Hollow Structure cuts weight by 63% compared to steel, achieving a featherlight profile without compromising strength.▸ Asymmetric Reinforcement Ribs deliver 155Nm/deg lateral stiffness, ensuring power transfer efficiency up to 98.7%.▸ 1kg Total Weight Reduction for your bike, boosting climbing performance and overall agility.
• ④【Pro-Level Performance Features】✓ Mirror-Polished Teeth (0.09μ ultra-low friction coefficient) minimize energy loss during pedaling.✓ Self-Cleaning Grooves reduce mud accumulation by 70%, maintaining peak performance in wet or dirty conditions.✓ Dual Anodized Finishes (Matte Black/Ceramic Coated, Racing Red/UV-Resistant Nano-Dye) for style and long-lasting colorfastness.
• ⑤【Lifetime Durability Guarantee】12-Month "Zero Rust" Promise – Free replacement if oxidation occurs, 24/7 Expert Support – US-based mechanics answer questions within 24 hours, Fast Replacement: Defective parts replaced within 48 hours

Especificaciones