2Pcs Motorcycle Rear Axle Block Chain Regulator Adjuster Bolt for Electric Dirt Pit Bike Enduro Repair Parts

★★★★★ 4.5 90 reviews

US$15.16
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US$15.16
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 247496185 Release Date 2026/08/16 List Price US$15.16 Model Number 247496185
Category
  • Elastic Spring Buffer Structure: Built-in coiled elastic component delivers sustained outward pulling force to the pulley frame, automatically offsetting loose chain slack during riding and maintaining steady contact between the wheel and transmission chain in continuous operation
  • Adjustable Sliding Mount Bracket: Long reserved sliding grooves on the fixed support frame allow horizontal shifting of the pulley assembly, the movable layout supports flexible position tuning to match different chain lengths and frame mounting distances of various two-wheel vehicles
  • Rotary Smooth Guide Pulley: Round rotating wheel with smooth outer circular surface forms rolling contact with the chain link edges, reducing rigid friction between metal parts while guiding the chain to travel along a fixed stable track without sideways deviation
  • Thickened Integrated Support Frame: One-piece thick metal bracket holds the pulley and spring components firmly as a whole, the rigid unified frame resists bending shape changes under long-term pulling pressure from the moving transmission chain
  • Universal Chain Drive Mounting Fit: Standard fixed hole layout adapts central and rear chain installation positions on motorized bicycles, ordinary mountain bikes and BMX frames, realizing auxiliary tension adjustment for most single-speed chain transmission assemblies

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4.5 out of 5
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90 ratings | 37 reviews
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