droop = 3mm over ride height front and rear. top decks= 1.6 front top deck, and all 4 screws in the bulkhead 2.0 rear top deck cut from solid 22 top deck so i could use the bearing option from the 22. and all 4 screws in rear bulkhead. 2 10g hudy weghts between servo mount and battery. 10g besides T brace beside the battery on right side.