Mxfans 4pcs 12x20mm Aluminum Alloy T10129T Wheel Hex Hub Expansion Adapter for Rock Crawler Car RC110 (Titanium Color)

【Cautions for using electrical products】 When using electrical appliances, please note that the voltage is different from that of Japan, which may cause malfunctions. Since the plug type is Japan type(A or B type), please check the voltage and use a transformer. Please note that a transformer is different from a conversion adapter. We are not responsible for malfunctions caused by use without a transformer. Lightweight upgrades improve maneuverability and durability. I replaced the 12mm hex hub with a 20mm expansion adapter. It comes with 4 nails and 4 pins. It is suitable for RC 1:10 rock crawler vehicle. Features: 1.Every product has a unique part number label on the inner package that includes part number, model number and inspection date information and certifies that it is certified. 2. If you have any questions about the item, please provide us the part number for checking, your benefit will be guaranteed. 3.Lightweight upgrade improves maneuverability and durability. I replaced the 4.12mm hex hub with a 20mm expansion adapter. 5.It comes with 4 nails and 4 pins. 6.It is suitable for RC 1:10 rock crawler vehicle. specification: Material: aluminum alloy Model: T10129T Brand name: Mxfans Size: 12x20mm/0.47x0.79 inch (DiaxL) Weight: 36g Package includes: 4 x RC Hex Hub Expansion Adapter 4 x nails 4 x pins