Dust Cover Silicone Rubber Ring Cycling Bicycle Parts Seat Post Ring Seatposts Clamps Cover

Label:Yes Size S :25-30mm Color:Red/Green/Blue/Black Package includes:1 X Seat Post Ring Suit for:30.4/30.8/30.9/31.6/33.9mm Seat Post Suit for:25.4/27.2mm Seat Post High elasticity, good compatibility Size L :30-35mm Material:Silicone If you don't know the size of seat post, you can measure it or buy both. Note: There is tolerance in manual measurement, please refer to the actual product.