The Serpent 600706 - 2-Speed Center Blocks for SL8 XLI 811GT are crafted from quality aluminium to reduce flex in the gearbox area and improve repeatable performance. They are intended for use with the Viper 977 lighter gearbox and give a more serviceable, robust centre assembly for racers and experienced hobbyists.
These centre blocks are aimed at pilots who want metal hardware to maintain gearbox alignment and reduce maintenance intervals.
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