SUPERIOR DAMPING PERFORMANCE: Advanced damping system efficiently absorbs both small vibrations and big impacts, ensuring a smooth ride and extended product lifespan. OPTIMIZED BOUNCING DYNAMICS: Upgraded oil routing enhances shock resistance, minimizing road jolts for an ultra - comfortable biking experience. VERSATILE & ADJUSTABLE: Eye - to - eye lengths from 190mm to 265mm, travel from 51mm to 85mm, and adjustable preload, rebound, and compression settings fit various mountain bike needs. DURABLE & LIGHTWEIGHT: Constructed from high - quality aluminum alloy, the shock absorber is robust yet lightweight, perfect for electric mountain bikes. SAFETY FIRST: Contains high - pressure nitrogen gas. Follow the service manual, avoid improper handling like incineration or disassembly to prevent accidents.