KAK Sig Tube Length Adjustment Kit Ring

KAK Industry
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Kak Sig tube length adjustment kit (kak sig lak)


Designed to work only with kak sig tubes standard and super versions
These rings will not work with other manufactures tubes
Used for adjusting the length of the sig brace for proper fit on the forearm


These rings are machined 6061 aluminum
Ring spacer system mimics the last three notches on a carbine buffer tube (6 position tubes use .625 spacing)
Rings are slid on before the sig brace and trapped against the shoulder
Included spacer rings .625 and 1.250
Possible spacer adjustments .625 longer, 1.250 longer, and 1.875 longer (.625+1.25)
Long armed shooters will enjoy the longer length possible with this kit on their kak sig tubes
Upgrade kit includes .625 spacer ring and 1.250 spacer ring
Buffer tube and sig brace show for illustration and not included
This buffer tube system is patent pending Note: Here is the NRA's interpretation of the latest ATF letter regarding the use and legality of pistol braces.
NRA Interpretation of Latest ATF Letter