These SSK Hunter Line custom barrels are made from Green Mountain blanks and will be part of our regular inventory. PLATFORM: SSK / Encore. CALIBER: 300 WHISPER (SAME AMMO AS 300 BLACKOUT). RATE OF TWIST: 1:7. FOREND SCREW SIZE/SPACING: 8-40 / 2 9/16″ AND 5″ Centers. SCOPE BASE: Silver 6 Hole Base Included. This item is in the category “Sporting Goods\Hunting\Gun Parts\Rifle Parts”. The seller is “hausofarms-tc4me” and is located in this country: US. This item can be shipped to United States.
- Brand: SSK
- For Gun Make: Thompson Center
- Type: Barrel
- Material: Stainless Steel
- For Gun Type: Rifle, Encore