Search site Submit search CONTACT US ABOUT US SILENCERS View All SILENCERS Centerfire Pistol Silencers View All Centerfire Pistol Silencers Dead Air Otter Creek Labs Q Silencerco Centerfire Rifle Silencers View All Centerfire Rifle Silencers Dead Air Energetic Armament Otter Creek Labs Q Silencerco Thunder Beast Shotgun Silencers View All Shotgun Silencers Silencerco Rimfire Silencers View All Rimfire Silencers Dead Air Energetic Armament Q Silencerco ACCESSORIES View All ACCESSORIES Direct Thread Mounts End Caps Fixed Barrel Spacers Flash Hiders Lug Mounts Muzzle Brakes Pistons QD Mounts Thread Adapters Thread Protectors Threaded Barrels Threaded Spacers Tools LOWER RECEIVERS Account Checkout Toggle Search Account Checkout Cart CONTACT US ABOUT US SILENCERS Centerfire Pistol Silencers Dead Air Otter Creek Labs Q Silencerco Centerfire Rifle Silencers Dead Air Energetic Armament Otter Creek Labs Q Silencerco Thunder Beast Shotgun Silencers Silencerco Rimfire Silencers Dead Air Energetic Armament Q Silencerco ACCESSORIES Direct Thread Mounts End Caps Fixed Barrel Spacers Flash Hiders Lug Mounts Muzzle Brakes Pistons QD Mounts Thread Adapters Thread Protectors Threaded Barrels Threaded Spacers Tools LOWER RECEIVERS Search site Submit search Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Silencerco > Email A Friend Silencerco O-rings for M16.5-1 Pistons0 Reviews List Price: $9.00 Our Price : $7.20 Sale Price: $7.20 Savings: $1.80 Stock Status:(Out of Stock) Product Code: SCAC92 Qty:minus plus Email me when this item is available. Description Metric pistons have an O-ring to help keep the silencer tight while firing. Don't be caught without a backup. Package contains two O-rings. Write A ReviewYour Rating: Your NameYour LocationReview Title / SubjectYour ReviewRating: (This product has no reviews)0ReviewsSort Reviews By: NewestMost HelpfulRating: High to LowRating: Low to HighBe the first to write a review »