Souvenir 
Open in Steam 
Collection
The Danger Zone Collection
Description
Essentially a box that bullets come out of, the MAC-10 SMG boasts a high rate of fire, with poor spread accuracy and high recoil as trade-offs. It has been custom painted to appear as if it is filled with red tubes.
More from this collection
FAQ
Where to sell Souvenir MAC-10 | Pipe Down (Factory New)?
You can sell on the Steam Community Market (~13% fee, money stays in Steam) or on marketplaces with cash withdrawal: CSBoard (0%), CSFloat (2%), DMarket (2%) — lower fees and real payouts.