Specification Brand : IKUOS BulletPoint1 : 125mm/ 150mm rear shock are suitable for folding bike like jp8, jxp, ja095, fa073, jex and so on. 165mm/ 190mm shock absorber intend for trail mountain bike. BulletPoint2 : The bicycle air rear shock can change the impact pounds by adjusting the air pressure according to the driver's needs. KS A5-RR1 is one of the lightest rear air shock in the market. BulletPoint3 : The rear shock absorber is made of CNC alloy, which cannot provide a safer guarantee, but also extend the useful life of the product. BulletPoint4 : Bike air rear shock adjust the fish bearing design by adjusting the air pressure, which resolves the tolerance and deviation of the body itself. BulletPoint5 : RE Single chamber does not exceed 180psi, RR1 dual chamber main does not exceed 200psi. The recommended air pressure for the main chamber is 65-150psi, and the secondary chamber shall not exceed the main chamber. Color : 200mm ExteriorFinish : Machined ExternallyAssignedProductIdentifier : 7364781885601 FitType : Universal Fit IncludedComponents : Comes with housing ItemForm : Rod ItemName : Bike Rear Shock KS A5 Mountain Bike Rear Shock Single Air Chamber Mtb Rear Shock Folding Bike Shock Absorber RR1 150mm Rear Shock ItemPackageDimensions_Height : 2.36 inches ItemPackageDimensions_Length : 7.87 inches ItemPackageDimensions_Width : 1.97 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : shock-absorbers Manufacturer : IKUOS Material : Aluminum ModelName : RR1 ModelNumber : RR1 NumberOfItems : 1 PartNumber : A5 ProductDescription : Using the air as a spring means, the A5-RE/RR1 offers excellent excellent tunedness without sacrificing the weight. main and negative. Air shock A5 - Re can adjust the preload. Features Bicycle rear shock -Color: black. -Material: Aluminum alloy. -Air chamber: Single (RE) / Dual (RR1). Specifications: Weight: 170-205g / 0.3-0.4lb Eye to Eye x Travel: 125 x 20mm/ 150 x 30mm/ 165 x 38mm/ 190 x 50mm Width: 24mm Eyehole diameter: 8 mm Spring type: Air Type of shock absorber: Friction Spring rates: Infinitely adjustable air air spring Quete that includes: 1 x bike shock, 2 x bushing, 4 x mounting screws.