High quality: Made of high-quality materials, the product is . Scope of application: applicable to 1/10 RC Crawler Fine workmanship: fine workmanship, looks very beautiful. Easy to use,Easy to replace The -4 test screw of the test version model uses the round head M3x10 trailer hook of a small number of models. Comes with bottom plate screw holes for mounting and screw fixing Other models have no screw holes at the bottom You have to DIY a screw hole at the bottom to install the screw. 1:10 series compatible frames. 1:10TRX4 Liema 1:10 EX86190 Leader EX86130 86100 (can be used by replacing the metal rear bumper) 136100V3 1:10scx10 1:10FMS FJ40 Explorer KM2 KM4 PRO 1:10 AT4V XT4 SU4 NT6 NT4 1:10 BRX02 Mangniu 999 Huangbo Liema 1:10 Easy to control 4104 Colour:Black Material:Metal Size:5x1.5x0.6cm Package Contents: 4x metal tow hook Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.