This hollow crankset reduces weight without sacrificing strength.
这款中空牙盘减重却不牺牲强度。
The lightweight bicycle crankset improves pedaling efficiency significantly.
这种轻量牙盘大幅提升踩踏效率。
Hollow-forged crank arms offer better power transfer and durability.
中空锻造曲柄提升动力传导与耐用性。
Upgrading to an integrated hollow chainring crank enhances overall performance.
升级整体中空牙盘显著提高整车表现。
Many professional cyclists prefer hollow cranksets for racing bikes.
许多专业选手比赛用车选用中空牙盘。
This crankset uses aerospace-grade aluminum for maximum strength-to-weight ratio.
该牙盘采用航空级铝材打造极致轻强比。
The hollow design helps reduce rotational mass for faster acceleration.
中空结构降低转动惯量实现更快加速。
Easy to install and compatible with most 11-speed drivetrains.
安装简便，兼容多数11速传动系统。
Maintenance is simple—just clean and lubricate regularly.
维护简单，定期清洁润滑即可。
Priced affordably while delivering high-end riding experience.
价格亲民却带来高端骑行感受。
Introducing the XTR-300 Hollow Crankset – where cutting-edge engineering meets real-world performance. Precision-crafted from 7075-T6 forged aluminum, this lightweight bicycle crankset delivers unmatched strength at just 680g, making it a top choice for serious riders and weekend adventurers alike.
Available in 170mm, 172.5mm, and 175mm arm lengths and sleek matte black or metallic silver finishes, the XTR-300 integrates seamlessly with Shimano, SRAM, and Campagnolo 11/12-speed systems. Its hollow-forged crank arms optimize stiffness-to-weight ratio, translating every watt into forward motion with zero energy loss.
Beyond performance, this integrated hollow chainring crank features anti-corrosion coating and dust-resistant seals, ensuring long-term reliability even in wet or muddy conditions. The 50/34T compact chainring setup offers smooth shifting and climbing versatility perfect for urban commutes and mountain ascents.
Easily installed with standard tools, the XTR-300 comes fully assembled with spindles, bolts, and torque wrench guide. At just $249, it outperforms many premium-branded models costing twice as much. Riders consistently praise its responsive feel, quiet operation, and lasting finish.
Whether upgrading your road bike or building a high-performance machine from scratch, the Hollow Crankset XTR-300 is your smartest upgrade yet. Join thousands of satisfied cyclists who’ve transformed their ride—lighter, faster, stronger. Order yours today and feel the difference!
隆重推出XTR-300中空牙盘——尖端工艺与真实性能的完美融合！采用7075-T6航空级锻造铝合金精密打造，整套牙盘仅重680克，强度卓越，是专业骑手与周末玩家一致青睐的轻量化之选。
提供170mm、172.5mm、175mm三种曲柄长度，搭配哑光黑与金属银两种潮流配色，XTR-300可无缝兼容Shimano、SRAM及Campagnolo主流11/12速传动系统。中空锻造曲柄优化刚性重量比，让每一瓦动力都高效转化为前进动能，毫无损耗。
不止于性能，这款整体式中空牙盘还具备防锈涂层与防尘密封结构，即便在潮湿泥泞环境中也能持久稳定运行。标配50/34T紧凑牙盘组合，换挡顺滑，爬坡轻松，无论是城市通勤还是山地征服都能从容应对。
使用常规工具即可轻松安装，套装含五通轴心、固定螺丝及扭矩指引贴纸，开箱即用。仅售249美元，性价比远超众多两倍价格的国际大牌型号。用户普遍反馈其踩踏响应迅捷、运行安静且外观持久如新。
无论你是想升级现有公路车，还是从零打造高性能爱车，XTR-300中空牙盘都是你最明智的一次投资——更轻、更快、更强。加入数以万计已升级用户的行列，亲身感受骑行体验的质变飞跃！立即下单，让改变从此刻开始！
