Q500 Engine Mount Features Hollowed out back to remove excess material Weight = 28 grams All hole pre-drilled, including throttle push-rod hole for Sports engine. Suits all common Q500 class engines, (Nelson, Jett, DKT, OS & Thunder Tiger). Can be purchased with or without screw & blind nut pack. Q500 Mount Option Mount Plate Only $35.00 AUD Mount with Screw & Nut Pack $37.50 AUD