Aero Precision Tephra-22 Suppressor | .22 LR | 1/2×28

The Aero Precision Tephra-22 is a compact rimfire suppressor designed to provide durable, serviceable sound reduction for .22 LR platforms. Its configuration combines stainless steel baffles with an aluminum outer tube for a balance of strength and reduced weight. The suppressor is rated for full-auto use and is also listed as rated up to 5.7x28mm thanks to its robust baffle construction. Typical uses include quiet plinking and varmint hunting where reduced report and easy maintenance are priorities.

Product Specifications

• The suppressor is intended for .22 LR caliber use.
• The thread pattern is 1/2×28 for common rimfire mounts.
• The suppressor measures 5.4 inches in overall length.
• The outside diameter is 1.1 inches.
• The listed weight is 7.2 ounces.
• The baffle stack is composed of seven 17-4 stainless steel baffles.
• The product is reported as full-auto rated.
• The suppressor is rated to handle calibers up to 5.7x28mm.
• The outer tube or endcap material is aluminum.
• The baffles and internal components use 17-4 stainless steel.
• The housing finish is described as black nitride in manufacturer notes.
• The baffle tube/endcap finish is listed as anodized.
• The unit is designed for easy serviceability and low-lift cleaning methods.
• The UPC for this product is 840014633326.

The Tephra-22 combines a compact footprint with durable internal materials and straightforward serviceability, making it a practical choice for rimfire shooters who want a suppressor that balances weight and longevity. Whether you prioritize low maintenance after range sessions or a lightweight addition for a field rifle, this design offers features intended to support both.