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    Hot Racing heavy brass modular portal knuckle weight kit for the front of the Traxxas TRX-4 crawler. Adds weight to the Traxxas TRX-4 crawler where it needs it - down low. Adds between 72g and 161g (depending on configuration) to each hub to lower the vehicle's center of gravity, increase its stability, improve climbing, reduce the chance for flipping backwards, and make it an overall more capable crawler.
    FEATURES:
    - CNC machined solid brass billet
    - Add between 72g and 161g (depending on configuration) per hub to the lowest location of the vehicle to lower its center of gravity, increase its stability, improve climbing, reduce the chance for flipping backwards, and make it an overall more capable crawler
    - Modular design allows for multiple configuration to tune vehicle performance
    - Includes three position settings for outer knuckle weights to fine tune their weight position
    YOU WILL RECEIVE:
    - Two (2) 72g outer portal drive housings (TRXF21HE)
    - Two (2) 47g inner knuckle weights (TRXF21HWR)
    - Four (4) 21g outer knuckle weights (TRXF21HWF)
    - Stainless steel installation hardware
    REQUIREMENTS:
    - Medium thread lock (e. g. blue Loctite) on screws
    SPECIFICATIONS:
    - Outside diameter of TRXF21HE (Heavy 72g Modular Brass Outer Portal Drive Housing): 39mm
    - Outside diameter of TRXF21HWF (Heavy 21g Modular Brass Outer Knuckle Weight): 49mm
    COMMENTS:
    - Components are: TRXF21HE (Heavy 72g Modular Brass Outer Portal Drive Housing), TRXF21HWR (Heavy 47g Modular Brass Inner Knuckle Weight), TRXF21HWF (Heavy 21g Modular Brass Outer Knuckle Weight)
    description revised by: SN August 27, 2018
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