JMac Customs ST-6 Skeletonized Tube w/ 1913 Folder

This M4 tube adapter replaces the standard buffer tube to ensure the stock folds as flat as possible!

Skeletonized Tube:

• Integrated QD Sling Sockers
• 6” Length
• 6 positions 
• Compatible with SIG folding mechanisms
• 7075 T6 Aluminum
• Type III Hardcoat Anodized
• Fits most M4 style stocks/braces 
• Lightweight and Rigid
• Weight: 7.57 oz w/ 1913 Folder

1913 Folding Mechanism:

• Clamps on any "1913" or "Picatiny" Rail
• Works with all of our ArmBar, Skeleton Stocks and Skeleton Tubes
• Works with SIG MPX/MCX folding braces/stocks
• Folds Left or Right
• Has 2 height adjustments
• 4140 HT
• Black Nitdride    
• Torque spec: 20 in/lb.
• Adds approx .5" to stock/brace length
• Allows your stock/brace to lock in the folded position