Name: Bike Rear Shock Absorber, 125mm/ 150mm/ 165mm/ 190mmBushing length is: 24 x 24mm, inner diameter of eye is: 8 x 8mmApplicable: XC soft tail mountain electric bike, mountain bike, scooter, folding bikeFeature: High-strength and durable springs make your riding more comfortable.The data shows that the use of shock absorbers can effectively,alleviate driving vibration,Use high-quality shock-absorbing steelColor: blackPounds: 150 Lbs , 250 Lbs , 350 Lbs , 450 Lbs , 550 Lbs , 650 Lbs , 750 Lbs , 850 Lbs , 1000 Lbs , 1500 Lbs , 1800 Lbs , 2000 LbsSUITABLE WEIGHT: 150 Lbs: suitable weight: 20--25kg250 Lbs: suitable weight: 20--30kg350 Lbs: suitable weight: 30--40kg450 Lbs: suitable weight: 40--50kg650 Lbs: suitable weight: 60--70kg750 Lbs: suitable weight: 70--80kg850 Lbs: suitable weight: 80--90kg1000 Lbs: suitable weight: 90--120kg1500 Lbs: suitable weight: 120--160kg1800 Lbs: suitable weight: 160--180kg2000 Lbs: suitable weight: 160--200kgPACKAGE INCLUDW:Bike shock absorber * 1Upper and lower bushing screws: * 2NOTE: Please choose the number of pounds you need to avoid unusable receipt of the goodsIf you have any questions about the product, please contact our customer service staff, we will provide you with quality service and help, thank you for your understanding