Weihrauch HW97/77 MAXI PRO Tuning Kit


The “One Box Solution” to get the maximum performance from your HW 97/77. Genuine HW export power spring with fitted guides, short stroke extension, pot of Bum-Slide high moly paste, instructions and sticker all included.

This kit 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: ,
Shipping & Delivery
Uk Based Delivery £3.50 International orders to £7.50 post and packaging per order, NOT tracked and signed