This came from the CATCo website:
SA-2 Kits(Semi Auto STEN Receivers & SA Internal Parts)
Less Than 50 Available!
Get Yours While You Still Can!
Special!
$259 (s/h $15)= $274 Total
(Regularly $299)
ATF Approved • Accurate closed bolt design
Super reliable STEN design!
Not classified as an "assault weapon"
CNC machined and heat treated internal parts
Uses standard low cost STEN mags
Use any STEN MKII SMG surplus parts kit (not included) and CATCo.\\\'s exclusive completely machined and registered semi-auto receiver (FFL required). Comes complete with semi-auto bolt assembly, all necessary internal semi-auto parts, barrel extension and a Free Step by Step Assembly Video. Everything you need to assemble your own semi-auto STEN SA-2 rifle from a surplus parts kit.
FFL required to purchase. Simply weld or braze together, no machining required. Receiver "In The White". Assembly requires 4 simple welds, no machining necessary. Note: currently available only for the STEN MKII.
Dummy barrels - $29 each. FFL required to purchase
INCLUDED: Receiver • Front Sight • Bolt • Firing Pin • FP Spring • R.H. Extractor • L.H. Extractor • Barrel Extension • Operating Handle • Recoil Spring • Guide Rods • End Plug • Striker • Striker Spring • Disconnector • Step By Step Video
Price: $259.00 Listing # 001