BQLZR Black N10082 Aluminum Alloy Upgrade Parts Magnetic Stealth Invisible Body Post Mount for RC 1:10 Model Car Pack of 4 Sealing performance, attractive appearance, corrosion resistance Suitable for RC 1:10 Model Car Model Scale :1:10 Part No.:N10082 Total size :11.7x12.1mm/0.46x0.48''(LxDia)