The evolution of our easy-to-use, portable, crank arm bike stand . The FlashStand® Slim X unfolds to quickly slip over the lower crankarm to hold your road bike upright on smooth, flat surfaces. Fits 700c road bikes with crank arm dimension ? 41 x 16 x 80 mm (WxDxH). When folded the FlashStand® Slim X small size easily slips into a jersey pocket or saddle bag.