WLtoys Upgrade Ball Adjustable Differential For 1/28 K929 K939 K969 K979 K989 K999 RC Car
Product name:
WLtoys 1/28 Ball Differential Upgrade the metal fittings to adjust the elastic k989 K999
Development instructions
WLtoys 1/28 rc car is actually very strong the weakness is the differential speed easy to scan the teeth so we use the awd's bead difference to improve the cup is lengthened and the metal iron material is heat treated and blackened. Moreover it is possible to adjust the tightness by itself and it can be used as a straight shaft and the drift is very useful. Anyway I used this difference no longer worry about the tooth
Suitable for:
WLtoys 1/28 rc car K929 K939 K969 K979 K989 K999
