320mm eye to eye length. Chrome springs, chrome body, anthracite piggyback & shock ends. Manual adjustable preload. Piggyback shock absorber. With adjustable spring preload, adjustable compression damping & adjustable rebound damping. - High resistance alloy steel shock absorber body - 12mm diameter steel damper rod - Separate aluminum compensation chamber (piggy back) - Gas pressurized (Nitrogen) - CNC machined billet aluminum alloy heads - Spring preload (stepless) - Rebound damping (5 or 7 clicks) - Compression damping (12 clicks) - Fully serviceable - Includes 2 shock absorbers, assembly instructions, manual and spring preload adjustment tool.