DUST PROTECTION AND O-RING COMPLETE SET

DUST PROTECTION AND O-RING COMPLETE SET NITRO STAR S-25/(#1435 is for 21BB)/Complete set for one engine Genuine HPI spare part for ensured quality, correct maintenance and easy repairs.See below for kit compatibility.REAR COVER O-RING 20x22.5x1.25mmO-RING 5.5x8.5x1.5mmCARBURETOR O-RING 10x12x1.0mm x2MAIN NEEDLE VALVE O-RING 2x5x1.5mm