The TbT PRO Kit for the TX200 and Prosport gives you everything you need to transform your rifle’s performance in one, cost effective package! The Pro Kit contains; TbT Drop-in kit, Short-Stroke extension and Bum-Slide lubricant.
This kit is intended to make the Mk3 TX/Prosport run better at sub 12 ft/lb, the extension reduces the stroke of the piston speeding up lock time and reducing hold sensitivity, it incorporates the use of Weihrauch’s 25mm piston seal for added efficiency.
This comes in 3 sizes please select the size to fit the ID of your spring. Please check your size before ordering.