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JMac Customs ST-6 Skeletonized Tube Gun Model: M4, Stock/Brace Material: 7075 T6 Aluminum, $11.99 Off w/ Free S&H

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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6
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Questions & Answers
Customer Reviews
Most Recent Reviews
ST-6 Skeleton tube by Just, Verified Owner, December 7, 2025
Attaches to the spear LTs stock 1913 adapter perfectly
Most Recent Reviews
JMac Customs ST-6 Skeletonized Tube by Jafo, Verified Owner, July 22, 2025
Fits tight on the stock will buy one more my Samson fits doesn't fit as good would like to see different colors
Read All 2 Reviews
Gun Model:
M4
Stock/Brace Material:
7075 T6 Aluminum
Color:
Black
Length:
6 in
Condition:
New

Code: 4VI-3AK-ABR4-ST-6

MPN: ST-6

List: $119.95Save 10%
$107.96

Product Info for JMac Customs ST-6 Skeletonized Tube

This M4 tube adapter replaces the standard buffer tube to ensure the stock folds as flat as possible! (With proper folding adapter)image

Requires a mount or folding mech to install!

Specifications for JMac Customs ST-6 Skeletonized Tube:

Manufacturer: JMac Customs
Gun Model: M4
Stock/Brace Material: 7075 T6 Aluminum
Color: Black
Length: 6 in
Condition: New

Features of JMac Customs ST-6 Skeletonized Tube

  • Fits most M4 style stocks/braces
  • Lightweight and Rigid
  • Integrated QD Sling Sockers
  • Compatible with SIG folding mechanisms

Package Contents:

  • JMac Customs ST-6 Skeletonized Tube

What firearm models does the manufacturer say JMac Customs ST-6 Skeletonized Tube is compatible with?

The manufacturer says that JMac Customs ST-6 Skeletonized Tube is compatible with M4

JMac Customs ST-6 Skeletonized Tube Orderable Models

List of Orderable Models

  • JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6 , MPN: ST-6 , Code: 4VI-3AK-ABR4-ST-6

JMac Customs ST-6 Skeletonized Tube Unavailable & Discontinued Models

List of Unorderable Models

  • USED, JMac Customs ST-6 Skeletonized Tube, 6in, Black, ST-6 , MPN: ST-6-EDEMO , Code: 4VI-3AK-ABR4-ST-6-EDEMO-OB-B
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Last updated 2026-10-09 UTC.