This high-quality Composite Motor Mount Set provides ideal replacement parts for your ARRMA vehicleFeatures: Sliding motor position design allows for fine-tuning of the gear ratio using different sized pinions Gear cover has been revised to offer clearance for longer motor shafts and bigger pinions Designed to add protection to spur, pinion and slipper clutch from dirt ingress Tough composite material for long-lasting durability Precision manufactured for consistent fit to your vehicle chassis Includes:1 x Sliding Mesh Motor Mount 1 x Gear Cover