All the benefits of a standard TbT kit, but custom fitted to the supplied genuine Weihrauch export power Spring. Comes with fitted delrin spring guide with a top hat, slip washer and 2 preload washers. This kit also comes with Lithium based Molybdenum Disulphide grease and abrasive paper as well as instructions for fitting kit and piston sleeve.
HW35 owners please note: The spring will need reducing to approx 24 coils before initial fitting and power testing.
This kit may increase power, chrono required! Full instructions on spring shortening available in “Instructions”
Available from stock