The M:4 is a patent pending 1-piece multi-tool for the M4 carbine designed and manufactured by MultiTasker® in conjunction with B5 Systems, makers of the SOPMOD and SOPMOD-Bravo buttstocks.
The M:4 is precision machined from solid barstock using wire-EDM/CNC, and fits discreetly with no visible footprint inside a specially inletted buttpad made by B5. Easily accessible without tools simply by pressing the release tabs on the buttpad. Dot coded to indicate functions.
Made in the USA!
chrisc429 (verified owner) –
Who knew this was a thing lol
AdamZ (verified owner) –
This is a very handy tool that is stored securely. BTO rocks!
Brendon Bennett (verified owner) –
Have them in all my stocks
timboc (verified owner) –
Simple, handy tool that easily hides inside your stock.
ojuelle89 (verified owner) –
Very nicely designed tool, super light and goes into the buttpad.