This is the original Bench Top Support HD which is fully adjustable to carry a range of models for building ,updates in the shed , transport to the field and then setup for flight ...give that old foam box the flick and shout yourself ...you won't be disappointed...now we have a bigger version called the XL Bench Top Support for those extra large models that will combine all the above and an extra $ a system that will let you attachment it to your Panel Beaters Stand .