Features: brand new and high quality Wide-range Application: All new RC upper lower swing set/transmission drive shaft with 6options could for WPL D12 D42 RC mini truck, use as the replacement part of your RC toy accessories. RC Toy Spare Part: A perfect replacement for your handmade RC toys, especially for toy RC crawler for cars, replacement of your electrical toys which offer a for fresh new service cycle with great performance. Exquisite Technology RC Part: The anti-rusty material carry with 3D slim cutting, improving outline of product and grade, accuracy cutting holes to ensure better heat release, more durable & stability for better performance and for play experience. High Quality Material: Made by exquisite workmanship with metal material, with good resistant of abrasion and erosion, more stable with good performance for RC toy parts. Easy Installation: Applicable for most RC car toys requirements and easy to install and change by your own, if you need any further instructions please do not hesitate to contact with us. Package Includes: 1 Set RC Mini Truck Spare Parts Specifications: Material: Metal Packing Dimension: approx. 10 x 15cm/3.93 x 5.9 inch Type Options: A(Front upper & lower swing)/B(Bottom body metal parts & detachable drive shaft)/C(Bottom body metal parts & drive shaft)/D(Bottom body metal parts & universal drive shaft)/E(D42 rear metal drive shaft)/F(D42 rear metal universal drive shaft) note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.