Weihrauch HW97/77 MAXI PRO Tuning Kit


The TbT Maxi PRO Kit for the 26mm piston HW97/77 gives you everything you need to transform your rifle’s performance in one, cost effective package!

The TbT Premium spring with fitted guides with short stroke extension are designed to work at under the UK 12 ft-lb (16j) limit. Also included is a pot of Bum-Slide high moly paste, instructions and sticker.

This kit is for the 26mm piston version only and may increase power, chrono required! Full instructions on spring shortening available in “Instructions”

Available from stock

SKU: Weihrauch HW97/77 MAXI PRO Tuning Kit Categories: ,