SF10 Small Frame .243 Winchester


Common Use:  Hunting

The SF-10 is a DPMS® GEN II compatible Small Frame AR10.  The SF-10 is compact, lighter, and more dynamic version of the AR10.

The 243, a 6mm cartridge necked down from the .308 case, was introduced by Winchester in 1955.  This potent 6mm cartridge is suitable for game ranging from prairie dogs to mule deer to feral hogs.  Winchester and other ammunition manufacturers originally engineered 90 to 100 grain .243 projectiles for deer and pronghorn.

Recommended Load(s):

*** To further customize your SF-10, F4 offers this rifle in a number of different options (Stainless Steel only); including:

  • Twist Rate
  • Rifling (Cut or Buttoned)
  • Gas Length
  • Barrel Length
  • Gas Block Diameter (.750, .875, .936)
  • Fluting
  • Muzzle Thread Size
  • Blank (Bartlein, Criterion, Shilen, Rock Creek, F4 Match, etc.)

Prices and lead-times vary, please call (240-808-2314) or email (info@f4defense.com) to order.

SKU: SF10-243-ARSL15-1 Categories: , Tags: ,


Technical Specs

  • Receivers: Precision CNC Machined from Aerospace Aluminum Billet 7075-T6
  • Caliber: .243 Winchester
  • Barrel: Craddock Precision 20″ 9T, Match Grade Stainless Steel – Fluted
  • Fire Control Group: Trigger Tech® Adaptable AR Primary Trigger or Elftman Match Trigger (single stage)
  • Handguard: ARS-Lite 15.8″
  • Selector: Radian Talon Short-throw Ambi Selector
  • Charging Handle: Radian Raptor (AMBI)
  • Muzzle Device: Seekins ATC
  • Stock: XLR Industries TAC-Lite Precision Buttstock or MFT Battlelink Utility stock
  • Gas System: Superlative Arms Adjustable Gas Block: Rifle Length
  • Finish:  Type III Class II Anodized Black
  • Weight: 7.74lbs
  • Magazines: Lancer L7 AWM (2)
  • SUB-1/2 MOA Guarantee w/ Match Grade Ammunition


Additional information

Weight 7.5 lbs
Dimensions N/A

Elftman Match Trigger – Single State, TriggerTech Match Trigger – 2 Stage


MFT Battlelink Utility Stock, XLR Industries TAC-Lite Precision Buttstock (Fully Adjustable)


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