Home / Accessory-Silencer Accessories / SilencerCo PISTON 5/8X24 View cart “Gemtech ADAPTER MM9 FTM 1/2-28” has been added to your cart. Sale! SilencerCo PISTON 5/8X24$8900 Original price was: $8900.$8211Current price is: $8211. In stock SilencerCo PISTON 5/8X24 quantity Add to cart SKU: AC30 Category: Accessory-Silencer Accessories Product ID: 58752 Description Description Piston for Osprey/Octane300 AAC Blackout Subsonic Related products Sale! Dead Air Armament GHOST FIXED MOUNT M13.5X1LH $8900 Original price was: $8900.$7865Current price is: $7865. Sale! Dead Air Armament HUB DIRECT THRD MNT 5/8X24SIG $8900 Original price was: $8900.$8351Current price is: $8351. Sale! Rugged Suppressors OBSIDIAN PISTON 9/16×24 $8000 Original price was: $8000.$7196Current price is: $7196. Sale! Dead Air Armament WOLVERINE INSERT 15MM RH HK $8900 Original price was: $8900.$7865Current price is: $7865.