NEW Topeak Beam Seatpost Rack MTX E-Type for Standard Frames: Fits 25.4-31.8mm seatpost variant-size-md but an overall lighter drivetrain

but an overall lighter drivetrain

Thread Length (mm): 15

ride quality and reliability

Roll-top bag opens at top and is fixed-width for easy loading when mounted on the bike

5gr per stem including dust cap

NEW Topeak Beam Seatpost Rack MTX E-Type for Standard Frames: Fits 25.4-31.8mm seatpost variant-size-md but an overall lighter drivetrainThe Topeak Beam Seatpost Mount Rack carries up to 20lbs and comes in three variations to cover different frame sizes. The quick release clamp allows for easy removal for weekend rides. Fits 25. 4 31. 8 mm seat posts Tough 6061 T6 aluminum construction Hinged seat post clamp with aluminum quick release lever Perfect for mountain and trekking bikes Carries 20 lbs and loads with ease