tr robb tuning

Discussion in 'General Airgun Chat' started by poth, Jun 3, 2014.

  1. poth

    poth Whafta old Gits world champion

    Joined:
    Nov 20, 2011
    Messages:
    649
    Location:
    Tredegar
    Club:
    Quarry hunters hft
    anybody had a tinker with tr robb tuning kits for the s400 series air arms , fitting of the modified exaust vale and hammer springs if so does it make a big difference to the lock time etc
     

Share This Page

  1. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
    By continuing to use this site, you are consenting to our use of cookies.
    Dismiss Notice