These are the Differential Locker Spools from HPI. It is part of the
Wheely King Rock Crawler Conversion Set (HPIC8763)
FEATURES: Steel construction
Silver in color
Improves traction for rock crawler
INCLUDES: Two Differential Locker Spools with instruction sheet
REQUIRES: Installation on the vehicle
SPECS: Length: 20mm (0.79")
Height: 14.4mm (0.57")
Width: 17.3mm (0.68)
cnh 10/01/08
ir/jxs
Click here for Units of Measure Conversion Calculators
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