The Blackside is the Tundra’s bigger brother, suited for .40 S&W and 45 ACP pistols. The Blackside is available in .578-28 or Metric 16×1 LH, for fitment on a wide variety of pistols. Mfg: Gemtech SPECS: Blackside 40/45 Silencer .578-28- Caliber – 40S&W or 45ACP. Weight – 9oz. Length – 7.6". Diameter – 1.5". Materials – 7075 aluminum & stainless steel. Finish – Matte black Cerakote with reduced visual-IR signature. Attachment – Direct thread .578-28. Reduction -29dB. Blac
