CNC Machined Compact yet durable design Hardened Steel Gears Hardened Steel Construction Driveshafts Full Ball Bearings Updated Differential for New Look Portal Axles provide higher ground clearance and reduce the torque on other drivetrain components for improved performance. Suitable for MN D90 FJ45 MN40 MN45 MN90 MN91 MN96 MN99 MN99S MN98 Size and Weight: Front Axle: end to end: 146mm 100g Rear Axle: end to end: 146mm 73g 3mm Axle Output Shaft 5mm Hex Colour:1:red/2:silver/3:titanium color/4:black Material:Metal Package Contents: 1 x RC Car Front Portal Axle 1 x RC Car Rear Portal Axle 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.