article about trick measurement techniques. These are rods with an increasing diameter from one end to the other, with a scale noting the diameter in standard sizes. could be made in exact matching sizes (derailleur clamp inner diameter needs to match the seat tubes outer diameter). This bike can be ridden in mud, snow, dirt and even on city roads. This bike has 27 different gear speeds and a gear shifter that allows you to change gears with the ease of just a fingertip. Wheels 15.75 mm is very narrow Ive never seen any seatpost with an under 20 mm outer diameter. Here you can order free warranty parts, or purchase the replacement parts you need. Seatpost diameters vary from 22 to 35 millimeters in 0.2 mm steps. It features 21 speeds, ensuring versatility in the ride. The frame size is paired with the wheels of an appropriate size. This bike requires assembly but comes 85% preassembled, making life easy for you. Check out the crew having fun on the demo dirt jumps, hanging out in our activation area, and talking about how Bentonville could become a hub for all action sports! hi i have a bought a used carbon bike the seatpost 31.6mm is stuck solid could i cut it and insert an 30.2mm or 27.5mm seatpost inside? Yes, 26 mm is not the most commonly used size (though it is listed in Table 1 above), but I could find it online. I am thinking of doing a similar thing and think it could be possible.