YiYuevi Aluminum Alloy Bicycle Seatpost Tube Adapter Accessories,Bike Tube Adapter for Bicycle Black 27.2mm to 28.6/30/30.4/30.8/31.6/33.9mm(27.2mm to 30.8mm)

Features: The bicycle seatpost tube adapter is made of fully CNC precision machined aluminum alloy, which is strong and durable, non-slip, not easy to fall, and not easy to deform The bicycle seatpost tube adapter is simple in design, easy to install and disassemble, and convenient to use With seat tube adapter, you can change the bicycle seat tube to the desired size to meet most needs. The seatpost tube adapter is suitable for mountain bikes, mountain bikes, road bikes and other usable parts, and the seat can be adjusted according to needs. Then make the right choice, small size, light weight and easy to carry.Please check the outer diameter of the bicycle seat tube. Measure the inner diameter of the old fixture. Or measure the outer diameter of the seat tube.  Specification: Condition: 100% Brand New Material: Aluminum Alloy Color: black Options: 27.2mm to 28.6mm, 27.2mm to 30mm, 27.2mm to 30.4mm, 27.2mm to 30.8mm, 27.2mm to 31.6mm, 27.2mm to 33.9mm SizeLengthWeight27.2mm to 28.6mm60mm/2.36inch13g27.2mm to 30mm60mm/2.36inch22g27.2mm to 30.4mm60mm/2.36inch29g27.2mm to 30.8mm60mm/2.36inch25g27.2mm to 31.6mm60mm/2.36inch37g27.2mm to 33.9mm60mm/2.36inch54g Package list: 1 * Bike Seatpost Tube Adapter