Features 1、Standard in Design: Conforms to the standard size, the RC differential carrier case enables direct replacement of front and rear diff case. 2、Better Performance: Suits perfectly for ARRMA 1/7 1/8 series models, the RC diff case ensures excellent performance under extreme load. 3、Aluminum Alloy Material: Adopting premium aluminum alloy material, the differential carrier case will not bend under high pressure or temp. 4、Reliable Operation: Light weight will not cause burden to the remote control vehicle, has a firm and stable structure, and very durable. 5、Simple to Install: Both the installation and disassembly are very convenient, which will largely improve the strength of your RC car. Item Type: RC Differential Carrier Case Main Material: Aluminum Alloy Product Color: Red Gear Box Diameter: Approx. 29mm / 1.14in Fitment: For ARRMA 1/7 1/8 series models Package List 1 x RC Differential Carrier Case Set (2pcs Accessory) 4 x Washer 4 x Rubber Washer 8 x Screw 2 x Sealing Ring