Gun parts guides
Short answers for common parts questions. Grouped by gun, A–Z inside each group. Each guide links into live inventory for that firearm or part type.
Will this fit?
- Does a Glock 17 magazine fit a Glock 19?
- Does a Glock 19 holster fit a Glock 17?
- Does a Glock 43 holster fit a 43X?
- Does a P365 magazine fit a P365XL?
- Does a Hellcat holster fit a Hellcat Pro?
- Does a TLR-7 fit a P365?
- Does a TLR-7 Sub fit a Glock 19?
- Does an RMR fit a Glock 43X MOS?
- Does a Glock 19 magazine fit a Glock 26?
- Does a Glock 19 holster fit a 19X?
- Does a P365XL holster fit an XMacro?
- Does a TLR-7 Sub fit a P365 XMacro?
- Does a Gen 3 Glock trigger fit Gen 5?
- Does an AR-15 BCG fit an AR-10?
- Does a Glock 19 magazine fit a Glock 17?
- Does a Glock 43X magazine fit a Glock 48?
- Does a Glock 48 holster fit a 43X?
- Does a P320 magazine fit a P365?
- Does a Glock 19 MOS plate fit a Glock 17?
- Does a TLR-1 holster fit a TLR-7?
- Does a Hellcat magazine fit a Hellcat Pro?
- Does a Glock 19 barrel fit a Glock 45?
Glock
- Best red dot for a Glock MOS
- Glock 17 magazines
- Glock 17 vs 34 holsters and barrels
- Glock 19 Gucci kits
- Glock 19 holsters
- Best sights for a Glock 19
- Best trigger for a Glock 19
- Glock 19 holster with X300
- Glock 19 magazines
- Glock 19 MOS optic plates
- Glock 19 TLR-7 holster
- Glock 19 upgrades (Gucci Glock)
- Glock 19 vs 19X vs 45 holsters and magazines
- Glock 26 holsters
- Glock 26 magazines
- Glock 43 concealed carry holster
- Glock 43 vs 43X magazines
- Glock 43X magazines
- Best red dot for a Glock 43X MOS
- Glock 43X MOS plates
- Glock compensators
- Radian Ramjet fit guide
- Glock Gen 3 vs Gen 5 parts
- Glock Gen 6 parts compatibility
- Glock Gen 6 optics: ORS vs MOS vs COA
- Does a Ghost connector fit a Glock Gen 6?
- Glock recoil spring weights
- Glock sights
- Glock triggers
- Timney trigger fitment
- How to tell what generation Glock you have
- PMAG and Glock magazines
- Tactical lights for Glock 17 and 34
AR-15
- AR-15 BCG
- AR-15 charging handles
- AR-15 handguards
- AR-15 magazines
- AR-15 muzzle devices
- Flash hider vs muzzle brake vs compensator
- Muzzle thread pitch chart
- How to time a muzzle device
- Suppressor mounting systems
- AR-15 buffer weight chart
- M-LOK vs KeyMod vs Picatinny
- AR-15 stocks and grips
- AR-15 to .22 LR conversion
- AR-15 to 9mm conversion
- Best AR-15 trigger
- AR-15 triggers
- AR-15 vs AR-10 magazines
- Mil-spec vs commercial AR stock
1911
Sig Sauer
- Laser/light combos for Sig P226
- P365 vs P365 XL holsters
- P365 XMacro holsters
- Sig P320 holsters
- Sig P320 magazines
- P365 holster with TLR-7 Sub
- Sig P365 holsters
- Sig P365 upgrades
- P365 recoil spring guide
- Sig P365 10-round magazines
Mossberg
- Maverick 88 vs Mossberg 500 parts
- Mossberg 500 accessories
- Mossberg 500 and 590 are shotguns, not rifles
- Mossberg 500 vs 590 parts
- Shotgun side saddle and heat shield
AK-47
10/22
Ruger
Remington
- 870 Express vs Magnum furniture
- Best trigger for a Remington 700
- Remington 700 scope bases
- Remington 700 short action vs long action
- Remington 700 chassis vs stock
- Remington 700 vs 783 stocks
- Remington 870 accessories
Springfield
- Hellcat 10-round magazines
- Hellcat vs Hellcat Pro
- Springfield Hellcat upgrades
- Hellcat Pro holsters
- Springfield Hellcat holsters
Smith & Wesson
H&K
Canik
Savage
Tikka
Walther
Optics and lights
- 30mm vs 1-inch scope rings
- MOA and your sight picture
- Optic plates, MOS, and DPP
- Pistol red dot footprint chart
- Tritium vs fiber optic sights
- Suppressor height vs co-witness sights
- Scope ring height and 30mm vs 34mm
- Red dots and magnifiers
- Scopes for 1000-yard shooting
- TLR-7 vs TLR-1
- Weapon lights
Magazines
Holsters
Knives
Gear
Store policy
What they carry
Or skip the guide and browse by firearm.