Please determine which type of Micro-Cart you have by identifying the handle latch on your cart. - If the latch is a sping loaded two position latch, please select the original Micro-Cart. - If the latch is a twist knob that allows many handle positions, please select the 2011 Micro-Cart. - If your cart has the EZ Latch paddle that allows many handle positions, please select the 2012 Micro-Cart.