Glock 43X / 48 Build Planner: Parts, Fit and Prices
Slimline single-stack-width 9mm. The two models share frames, parts and mags. 31 parts from 12 brands, each checked for fit against the rest of your build, with prices compared across retailers.
Open the Glock 43X / 48 BuilderStart from a Complete Build
Three Glock 43X / 48 builds where every part already fits, from $706.92. Open one in the builder and swap anything you like.
What's in the Budget Glock 43X / 48
- Frame: Glock G48 Frame (OEM, stripped) $164.99
- Trigger & Frame Parts: Glock OEM Slimline Lower Parts Kit $89.99
- Slide: Glock G48 Slide (OEM, stripped) $189.99
- Slide Parts Kit: Glock OEM Slimline Slide Parts Kit $74.99
- Barrel: Glock G48 Barrel (OEM) $129.99
- Recoil Spring Assembly: Glock G48 Recoil Spring Assembly (OEM) $16.99
- Sights: Glock OEM Polymer Sights (Slimline) $9.99
- Magazine: Glock G43X/G48 10-Round Magazine (OEM) $29.99
What's in the Best Value Glock 43X / 48
- Frame: Glock G43X Frame (OEM, stripped) $164.99
- Trigger & Frame Parts: Apex Action Enhancement Trigger + LPK, G43X/G48 $199.99
- Slide: Glock G48 MOS Slide (OEM, stripped) $239.99
- Slide Parts Kit: Glock OEM Slimline Slide Parts Kit $74.99
- Barrel: Glock G48 Barrel (OEM) $129.99
- Recoil Spring Assembly: Glock G48 Recoil Spring Assembly (OEM) $16.99
- Sights: AmeriGlo Suppressor Height Tritium Sights, G43X/G48 $94.99
- Optic: Holosun HS507K X2 $274.99
- Magazine: Glock G43X/G48 10-Round Magazine (OEM) $29.99
What's in the Premium Glock 43X / 48
- Frame: Glock G43X Rail Frame (OEM, stripped) $174.99
- Trigger & Frame Parts: Apex Action Enhancement Trigger + LPK, G43X/G48 $199.99
- Slide: Glock G48 MOS Slide (OEM, stripped) $239.99
- Slide Parts Kit: Glock OEM Slimline Slide Parts Kit $74.99
- Barrel: True Precision G48 Axiom Barrel $209.99
- Recoil Spring Assembly: Glock G48 Recoil Spring Assembly (OEM) $16.99
- Sights: AmeriGlo Suppressor Height Tritium Sights, G43X/G48 $94.99
- Optic: Shield RMSc 4 MOA $289.99
- Magazine: Shield Arms S15 15-Round Magazine $44.99
Glock 43X / 48 Parts and Prices
Every Glock 43X / 48 part we list, cheapest first, with the lowest price we found (prices last checked Oct 5, 2026). The builder checks how each one fits with the rest of your parts.
Frame
3 options, $164.99 to $174.99. Serialized. The G43X and G48 use the same frame, so it takes either slide.
| Glock G43X Frame (OEM, stripped) Best ValueSlimline · Rail-less · Fits G43X and G48 slides | $164.99 at GlockStore (sample price) |
|---|---|
| Glock G48 Frame (OEM, stripped) Budget PickSlimline · Rail-less · Same frame as the G43X | $164.99 at GlockStore (sample price) |
| Glock G43X Rail Frame (OEM, stripped) Premium PickSlimline · Accessory rail · Fits G43X and G48 slides | $174.99 at GlockStore (sample price) |
Trigger & Frame Parts
2 options, $89.99 to $199.99. Slimline parts only. Double-stack Glock triggers won't fit.
| Glock OEM Slimline Lower Parts Kit Budget PickG43X/G48 · Stock trigger | $89.99 at GlockStore (sample price) |
|---|---|
| Apex Action Enhancement Trigger + LPK, G43X/G48 Best ValueG43X/G48 · Flat face · Lighter pull | $199.99 at Brownells (sample price) |
Slide
4 options, $189.99 to $239.99. Either slide fits the frame. The barrel and recoil spring must match the slide.
| Glock G43X Slide (OEM, stripped) Budget Pick3.41" length · No optic cut | $189.99 at GlockStore (sample price) |
|---|---|
| Glock G48 Slide (OEM, stripped)4.17" length · No optic cut | $189.99 at GlockStore (sample price) |
| Glock G43X MOS Slide (OEM, stripped)3.41" length · Shield RMSc cut | $239.99 at GlockStore (sample price) |
| Glock G48 MOS Slide (OEM, stripped) Best Value4.17" length · Shield RMSc cut | $239.99 at GlockStore (sample price) |
Slide Parts Kit
1 option, $74.99. Same kit for both slides.
| Glock OEM Slimline Slide Parts Kit Best ValueG43X/G48 | $74.99 at GlockStore (sample price) |
|---|
Barrel
4 options, $129.99 to $209.99. Must match the slide length.
| Glock G43X Barrel (OEM) Budget Pick3.41" · Marksman rifling | $129.99 at GlockStore (sample price) |
|---|---|
| Glock G48 Barrel (OEM) Best Value4.17" · Marksman rifling | $129.99 at GlockStore (sample price) |
| True Precision G48 Axiom Barrel4.17" · Match grade · Stainless | $209.99 at OpticsPlanet (sample price) |
| True Precision G43X Axiom Barrel3.41" · Match grade · Stainless | $209.99 at OpticsPlanet (sample price) |
Recoil Spring Assembly
2 options, $16.99. Must match the slide length.
| Glock G43X Recoil Spring Assembly (OEM)G43X length | $16.99 at GlockStore (sample price) |
|---|---|
| Glock G48 Recoil Spring Assembly (OEM)G48 length | $16.99 at GlockStore (sample price) |
Sights
2 options, $9.99 to $94.99. Slimline sights; double-stack Glock rear sights also fit.
| Glock OEM Polymer Sights (Slimline) Budget PickStandard height | $9.99 at GlockStore (sample price) |
|---|---|
| AmeriGlo Suppressor Height Tritium Sights, G43X/G48 Best ValueSuppressor height · Tritium | $94.99 at OpticsPlanet (sample price) |
Optic
4 options, $274.99 to $439.99. MOS slides take the Shield RMSc footprint directly.
| Holosun HS507K X2 Best ValueRMSc footprint · Multi-reticle | $274.99 at OpticsPlanet (sample price) |
|---|---|
| Shield RMSc 4 MOARMSc footprint · Very low profile | $289.99 at OpticsPlanet (sample price) |
| Holosun EPS CarryRMSc footprint · Enclosed emitter | $349.99 at Primary Arms (sample price) |
| Trijicon RMR Type 2, 3.25 MOARMR footprint | $439.99 at OpticsPlanet (sample price) |
Magazine
2 options, $29.99 to $44.99. All slimline 9mm mags fit both frames.
| Glock G43X/G48 10-Round Magazine (OEM) Best Value10 rd · Flush | $29.99 at GlockStore (sample price) |
|---|---|
| Shield Arms S15 15-Round Magazine Premium Pick15 rd · Flush · Steel body | $44.99 at Brownells (sample price) |
Weapon Light
1 option, $145.00. Must fit the frame's accessory rail.
| Streamlight TLR-7 Sub, Glock 43X/48 Rail500 lm · Glock slimline rail | $145.00 at Brownells (sample price) |
|---|
Holster
4 options, $64.99 to $74.99. Molded for one pistol size, with or without a light.
| Vedder LightTuck IWB, Glock 43XKydex IWB · Optic cut · Open bottom | $64.99 at Brownells (sample price) |
|---|---|
| Vedder LightTuck IWB, Glock 48Kydex IWB · Optic cut · Open bottom | $64.99 at Brownells (sample price) |
| Vedder LightTuck IWB, Glock 43X + TLR-7 SubKydex IWB · Carries TLR-7 Sub · Optic cut · Open bottom | $74.99 at Brownells (sample price) |
| Vedder LightTuck IWB, Glock 48 + TLR-7 SubKydex IWB · Carries TLR-7 Sub · Optic cut · Open bottom | $74.99 at Brownells (sample price) |
Case
2 options, $54.97 to $109.95. Any pistol case fits; check length if you run a light or comp.
| Savior Equipment Specialist Double Pistol Case, 14"Soft · Two pistols · Mag pouches | $54.97 at Brownells (sample price) |
|---|---|
| Pelican 1170 Protector CaseHard · Watertight · Lockable | $109.95 at OpticsPlanet (sample price) |