1. Ultra-light aluminum alloy, light weight, high strength.
2. Can be 25.4 of the seat tube into 27.2MM diameter, so as to fit into the 27.2MM frame tube.
3 full CNC precision machining, rough knife anti-skid treatment.
4. Weight: 12 grams
5. Packing: Packed in one OPP bag
Mountain bike road bike fixed gear Bicycle seatpost Seat tube reducer 25.4MM conversion 27.2MM change aluminum alloy Riding accessories