Road Bike Double Chainring 110BCD 4 Bolts Bicycle Chain Wheel 50t-34t 52t-36t 53t-39t for 105 R7000 Ultegra R8000 Crankset

Key Product Highlights⚙️ 110BCD 4-Bolt Double Design – precision CNC machined aluminum alloy, fits 105 R7000 / Ultegra R8000 4-arm cranksets🪶 Lightweight Aluminum Alloy – AL-7075 aluminum, stiff & lightweight, ideal for road bike performance🧩 Multiple Tooth Options – 50/52/53T outer & 34/36/39T inner, compatible with 11-speed double chains🔩 Versatile Bolt Compatibility – supports R7000/R8000/universal bolts, easy to install & match your crank🚲 Road Bike Performance – designed for 11-speed road bikes, reliable power transfer for racing & long ridesAt a Glance⚙️ 110BCD 4-Bolt | 🪶 AL-7075 Aluminum | 🧩 50-34T/52-36T/53-39T | 🔩 R7000/R8000/Universal Bolts | 🚲 11-Speed Road BikeWho Is This ForThis double chainring is perfect for:Road bike riders with 105 R7000 / Ultegra R8000 4-arm cranksets needing replacementCyclists seeking lightweight, stiff aluminum chainrings for better power transferDIY mechanics upgrading or repairing their 11-speed double cranksetKey Features⚙️ 110BCD 4-Bolt Precision Design110mm BCD (Bolt Circle Diameter) | 4-bolt pattern | CNC machined aluminum alloy | Perfect fit for 105 R7000 / Ultegra R8000 4-arm cranksets | No wobble, stable power transfer🪶 Lightweight AL-7075 Aluminum AlloyMade of high-strength AL-7075 aluminum alloy | Stiff & lightweight | Reduces crankset weight | Durable for high-speed road racing & long rides🧩 Multiple Tooth CombinationsOuter teeth: 50T / 52T / 53T | Inner teeth: 34T / 36T / 39T | 11-speed double chain compatible | Flexible gearing options for climbing & sprinting🔩 Versatile Bolt CompatibilitySupports R7000 bolts / R8000 bolts / universal bolts | Easy to install | Includes necessary bolts (based on option) | Perfect match for your crankset🚲 Road Bike Performance UseDesigned for 11-speed road bikes | Reliable power transfer | Ideal for road racing, time trial, triathlon & long-distance rides | Stiff structure ensures no flex during sprintsBefore You Buy (Avoid Mismatches)⚠️ Crank Compatibility: Only fits 105 R7000 / Ultegra R8000 4-arm 11-speed double cranksets⚠️ BCD: 110mm, 4-bolt pattern – confirm your crankset BCD before ordering⚠️ Chain: For 11-speed double chains only, not compatible with 10-speed or single-speed chainsUnsure? Share your crankset model, we’ll confirm compatibility!Full SpecificationsType: Road Bike Double ChainringMaterial: AL-7075 Aluminum AlloyBCD: 110mmBolt Pattern: 4-BoltTooth Options: Outer (50T/52T/53T), Inner (34T/36T/39T)Chain Compatibility: 11-Speed DoubleCompatible Crankset: 105 FC-R7000, ULTEGRA FC-R8000 (4-arm 11-speed)Use: Road Bicycles, Racing, Long-Distance RidingOrigin: Mainland ChinaProduct Visuals📸 Actual real photos: multi-angle views, tooth detail, bolt pattern close-up, installation example, weight verification shotShipping & Support🚚 Ships within 24h after order confirmation📦 Shock-resistant packaging to protect chainring📍 Full tracking number provided🛡️ Quality issues covered by platform policy💬 FAQ Frequently Asked Questions❓ Q: Does this chainring fit 105 R7000 or Ultegra R8000?✅ A: Yes! It’s designed for 105 R7000 / Ultegra R8000 4-arm 11-speed double cranksets, 110BCD 4-bolt.❓ Q: What tooth options are available?✅ A: Outer: 50T/52T/53T; Inner: 34T/36T/39T, multiple combinations for your gearing needs.❓ Q: Is it lightweight for road racing?✅ A: Yes! Made of AL-7075 aluminum alloy, stiff & lightweight, reduces crankset weight for better performance.❓ Q: What chain speed does it support?✅ A: 11-speed double chains, perfect for road racing, time trial & triathlon.❓ Q: Does it include installation bolts?✅ A: Yes! Package includes bolts (R7000/R8000/universal, based on your selected option).