TKR5149X – Differential Cross Pins (composite, for 3 complete diffs) This is a single lightweight composite differential cross pin for Tekno RC differentials. They are a direct replacement for TKR5149 and TKR5149A and come stock in the SCT410.3 and EB48SL. They are a direct upgrade for the original SCT410. These are ideal for 2S applications where every gram of weight in the driveline is critical. They will increase acceleration and efficiency. Vehicle Compatibility • TKR5149X - Differential Cross Pins (composite, for 3 complete diffs) is included with the EB48SL, MT410 2.0, SCT410 2.0 and SCT410.3 kits and can be used as a replacement part for those vehicles. • This can be used with the EB48.2, ET48, MT410 2.0, NB48, NT48 and SCT410 vehicles and should be a direct replacement for the stock part or used as a feature. Please use the instruction manual for the kit(s) listed to verify compatibility and no additional items are necessary before purchasing.Click the links above to view other parts.