Complete your rifle build or replace a failing part with our complete collection of rifle components. We stock a variety of upper and lower parts kits, gas blocks, buffer tubes and buffer kits, gas tubes, ejection ports and more from all the best brands like Aero Precision, Anderson Mfg., CMMG, Midwest, POF, Spikes Tactical, and more. When you see how you'll pay for the key rifle parts you need at 1800GunsAndAmmo, you'll start want to start a second rifle build right away.
Get all the rifle parts and components you need at excellent prices when you order direct from 1800GunsAndAmmo.com today.
AR-15 civilian buffer tube assembly package Fits most AR-15 and AR variants Constructed of Military Type III Anodized, 6061 T6 Aluminum Features a 6-position, 7.8 in. buffer tube Comes with an AR-15 recoil plug, buffer...
Fits barrels with .750 OD Constructed from 4150 hardened steel Phosphate coating Low profile for easy fitment Set Screws are Steel 10-32 x 3/16 Knurled Cup Point Made in the USA Roll pin not included...
Fits barrels with .936 OD Constructed from 4150 hardened steel Phosphate coating Low profile for easy fitment Set Screws are Steel 10-32 x 3/16 Knurled Cup Point Made in the USA Roll pin not included...
Includes: 6061-T6 Aluminum Rifle Buffer Tube, .308 Rifle Buffer, .308 Rifle Buffer Spring, Made in the USA. STOCK NOT INCLUDED
Includes: Mil-Spec 7075-T6 Aluminum Buffer Tube, 6-position, .308 carbine buffer, .308 buffer spring, End plate and lock nut, Made in the USA. STOCK NOT INCLUDED
Made to work with M5 lower
$ 11.44 $ 12.19
For M5 (.308) Upper Receivers Includes: Ejection Port Cover Door (DPMS 308 style), Ejection Port Cover Rod with c-clip (DPMS 308 style), Ejection Port Cover Spring
Material: Machined from Billet 7075-T6 Aluminum Coating: Anodized Black Torque with standard AR15 armorer's wrench Includes: BAR Barrel Nut, BAR Shim Pack (4 shims) Is used to connect BAR style handguards to standard threaded upper...
Includes: Mil-Spec 7075-T6 Aluminum Buffer Tube, 6-position, Carbine buffer, Buffer spring, End plate and lock nut, Made in the USA. STOCK NOT INCLUDED
Helps you to build a custom AR15 from the ground up Mil-spec dimensions and coating ensure the highest quality and correct component interface Does not include the fire control group, pistol grip or trigger guard...
Helps you to build a custom AR15 from the ground up
Melonite Gas Tube for AR15 & AR10 rifles Anodized Black Roll pin included
Features:Aero Precision M5 (.308) Complete Lower Parts KitOur custom takedown and pivot pins are made to work with our M5 lower. They will work with DPMS-pattern lowers as well but will stick out further.Includes: Takedown/pivot...
Melonite Gas Tube for AR15 & AR10 rifles Mid length: 11.75" Roll pin included Made in the USA
Melonite Gas Tube for AR15 & AR10 rifles Rifle length: 15.125" Roll pin included Made in the USA
Gas Tube for mid-length gas systems Roll pin included Made in the USA
Machined from chrome silicon steel resist impact shock and relaxation The 2 to 3 dead coils in the center change the natural frequency of the spring, which prevents harmonics from damaging the spring and reducing...
Dis-connector Spring Compatible with AR-15
Magazine Catch Spring Compatible With AR-15 Platform
3/32 inch x 1/2 Inch Spiral Pin Fits AR-15 Platform
Front Pivot Pin .250 Diameter Compatible With AR-15 Platform Black Finish , in 3" x 1" x 1" Weight, lbs 0.0125
Contains almost everything you need to assemble a stripped lower receiver Pistol Grip A2 Platform AR-15 Trigger Style Standard Stainless Steel Type Lower Parts Kit Axis Pin Type Standard Selector Standard Take Down / Pivot...
Pistol Buffer Tube Standard End Plate Carbine Buffer Carbine Stainless Steel Buffer Spring Castle Nut
Take Down Pin .250 Diameter Compatible With AR-15 Platform , in 1" x .5" x .5" Weight, lbs 0.0063
Safety Selector Spring
Buffer Detent Compatible with AR-15 Platform
Buffer Detent Spring Compatible with AR-15 Platform
Oops! Kit The Parts That Get Misplaced While Building Your Lower Retail packaging Kit Includes Bolt Catch Detent Bolt Catch Pin 3/32" x 1/2" Coiled Pin Bolt Catch Spring Buffer Detent Buffer Detent Spring Disconnect...
Safety Selector Detent Compatible With AR10 & AR15 Platforms
Take Down and Pivot Pin Detent You need 2 per Rifle
Can be used for Take Down or Pivot Pin You need 2 per Rifle
Black Upper Receiver Parts Kit Includes Ejection Port Cover Assembly and Forward Assist Assembly
Complete Stock Set High-strength reinforced polymer 1.25in. extension on butt stock Fits all stamped receiver rifles of AK-47, AKM or AK-74 All parts are manufactured in the US and are 922R compliant
Ambidextrous Safety Selector Fits AR-15 and AR-10 Rifles Lever Kit: (1) Standard and (1) Short Lever 45 Degree Short Throw Precision CNC Machined from Bar Stock Steel Made in USA Black Finish Package Includes (1)...
Ambidextrous Safety Selector Precision CNC Machined from Bar Stock Steel Standard Lever Throw Type First Lever Standard Second Lever Short Black Finish Made in the USA Includes 1x Safety Center (0°-90° Semi Auto) 2x Black...
Precision CNC Billet 8620 Heat Treated Steel (not cast or MIM) Oversize Control Surfaces for Easy Engagement Lightweight but Robust Design 0.39oz (MilSpec Bolt Catch - approx 0.42oz) Raised "T-Shaped" Heel Provides Positive and Distinctive...
Machined from Billet 7076-T6 Aluminum Unique patent pending three sided dovetail finger pad attachment mechanism Lightweight design Black Anodized Finish
$ 78.35 $ 82.99
Low Profile Gas Block .625" Diameter Gas Block Journal Ultra Lightweight Precision CNC machined for Grade 5 Titanium Distinctive C-Shaped Profile Stainless Steel set screws included Ionbond PVD Finish Black Finish Fits 625" Diameter Barrels...
BCM Low Profile Gas Block for AR15, M16, M4, M4A1 Machined of steel, phosphate finish, for .750 barrels Manufactured within very tight Mil-Spec tolerances on all ID's Barrel ID honed after finish per USGI TDP...
BCM Low Profile Gas Block for AR15, M16, M4, M4A1 Machined of steel, phosphate finish, for .625 barrels Manufactured within very tight Mil-Spec tolerances on all ID's Barrel ID honed after finish per USGI TDP...
Snag free design. No sharp edges prevent tangling of the rifle with the shooter's sling, molle gear, or other kit Modular VBOST (Vehicle Borne Operations Sling Tab) Two different types of ambidextrous sling mounting options,...
This kit contains all the necessary parts to mount your Mil-Spec dimension stock assembly to your lower receiver. 7075 T6 Buffer Tube Receiver End Plate Castle Nut Action Spring Buffer
Allows installation of M4 carbine style collapsible stocks Made with reinforced Aluminum with steel featuring internal sealed storage for cleaning kit or small items Built to military standards for superior durability Provides longer length of...
Efficient with M16/AR15, Rugert-M14 and similar .223/5.56 magazines Lightweight and compact Polymer designed Equipped with a thumb lever easily that loads each round Black Color Material Polymer Rifle Type AK 47/74 Measurements (H x W),...
(1) Recoil Spring (1) Extractor Spring (1) Hammer Spring (1) Disconnector Spring (1) Retaining Spring/Wire (1) Firing Pin (1) Firing Pin Retaining Pin (1) Extractor (1) Extractor Retaining Pin (1) Hammer/Trigger Axis Pin
(2) pins (4) screws (2) wrenches Type Trigger / Hammer Pins Fits AR-15 Diameter, in 0.154" Length, in 0.885"
$ 27.40 $ 39.95
Great addition to your AR-15 build Fire control group and grip NOT included Kit Contains 1. Bolt Catch 2. Bolt Catch Plunger 3. Bolt Catch Spring 4. Bolt Catch Roll Pin 5. Mag Release 6....
$ 31.90 $ 39.99
Type Gas Block Low Profile Model .750 Internal Bore Finish Black