Silverback

MRDX Pin Puncher

MDRX Spring Guide

APS 13 mm, 150 Newtons spring


This spring is following the “APS 13 mm standard” (for 9 mm outside diameter spring guide). It will fit any rifle compatible with this standard, including all SRS (except push mechanism) and all TAC-41. While being compres

“AEG” cut inner barrel, passivated brass, 6.05 mm bore, 330 mm long,


Ideal for:

– “330 mm” TAC-41 outer barrel used with “AEG” hopup unit.

TAC-41, hopup replacement parts set (“GBB” Type version)


Replacement parts for the TAC-41 optional “GBB” Type hopup unit.



Parts included:



– T41-0228 barrel clip (SS304 laser cut)

– T41-0202 hopup wheel

– T41-0203 concave nub

Carbon Barrel Extension, M size

Fibred Nylon SRS buttplate base and synthetic rubber recoil damper.