Description: Quality metal shell, steel internal gear and drive shaft are durable, have a long service life. Applicable models: For MN D90 D91 D96 D99S MN90 MN96 MN99 MN99S FJ45 RC crawler car. The front and rear axles are characterized by increased height and width, which are more passable than ordinary axles and higher from the ground. With stable performance and excellent workmanship, it is an excellent replacement upgrade accessory for your remote control car. Easy to install, durable, perfect fit, further improve the body chassis, its climbing performance is significantly improved. Specification: Material: Metal Size Chart: Front axle: 140mm/5.51inch Rear axle: 139mm/5.47inch Drive shaft: 55-66mm/2.17-2.6inch Package Includes: 1 Piece Front axle 1 Piece Rear axle 2 Pieces Drive shaft(3 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!