Weatherby SA-08 Synthetic 20 Gauge Semi-Auto, 28" Barrel, Dual-Valve Gas System, 2 3/4" or 3" Chamber
This Weatherby SA-08 Synthetic in 20 Gauge is a clean, gas-operated semi-auto with a 28-inch vent-rib barrel and an interchangeable choke system. It is chambered for 2 3/4" or 3" shells and is currently fitted with an Improved Modified (IM) choke. Turkish-made by ATA Arms for Weatherby, this discontinued SA-08 variant offers a dual-valve gas system with swappable light and heavy pistons for different load ranges, all in a durable matte black synthetic configuration.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Specific Condition Notes: This shotgun shows only light handling wear. Minor surface scratches are present on the metal in a few small areas. The firearm remains clean overall.
What's Included
- Weatherby factory cardboard box (original)
- Weatherby SA-08 / SA-459 owner's manual
- Choke tube case
- Full choke tube
- Improved Cylinder choke tube
- Tool
The SA-08's dual-valve gas system includes swappable light and heavy pistons, allowing the shooter to tune the action for different payloads. This feature, paired with the 2 3/4" or 3" chambering, gives the platform flexibility across a range of 20-gauge ammunition.
The 28-inch vent-rib barrel uses an interchangeable choke system and is currently set up with an Improved Modified (IM) choke. A brass bead front sight provides a clear reference along the rib for quick target alignment.
The synthetic stock is finished in matte black and features molded checkering and a ventilated recoil pad for a secure hold and comfortable mount. Length of pull measures 14.0 inches. Controls include a right-side bolt handle, bolt-release button, and a cross-bolt safety.
This SA-08 Synthetic is a Turkish-made Weatherby, manufactured by ATA Arms with importer markings of Weatherby, Sheridan, WY, and "Made in Turkey" stamps. The SA-08 series is discontinued, and this example is configured for a 2+1 capacity.




