Menu
Close
Search
Search Log In Help Center
View Cart
Daily Deals
Clearance
Close
Daily Deals
Clearance
My Account
Help Center

AR-15 Upgrade Kits

When it's time to take your AR-15 to the next level, shop Palmetto State Armory for some of the best AR-15 upgrade kits. Here you can find kits from brands like Lead Star Arms, KNS Precision, PSA Custom. Upgrade your investment today!

View as Grid View List View

Items 145-157 of 157

Page
Set Descending Direction
  1. Anderson Manufacturing Lower Parts Kit for AR-15 Gen 2 Rifle, Black - G2K4210000P

    Anderson Manufacturing Lower Parts Kit for AR-15 Gen 2 Rifle, Black - G2K4210000P

    Out of Stock
    Add to Wish List Add to Compare
  2. Windham Weaponry Standard Lower Parts Kit, Black - PKLPK

    Windham Weaponry Standard Lower Parts Kit, Black - PKLPK

    Out of Stock
    Add to Wish List Add to Compare
  3. Tacfire Lower Parts Kit w/ A2 Grip, Black - LPK01-USA

    Tacfire Lower Parts Kit w/ A2 Grip, Black - LPK01-USA

    Out of Stock
    Add to Wish List Add to Compare
  4. Bushmaster Lower Receiver Parts Kit, Black - 93384

    Bushmaster Lower Receiver Parts Kit, Black - 93384

    Out of Stock
    Add to Wish List Add to Compare
  5. Black Rain Ordnance Lower Parts Kit - BRO-LPK-BLK

    Black Rain Ordnance Lower Parts Kit - BRO-LPK-BLK

    Out of Stock
    Add to Wish List Add to Compare
  6. Anderson Manufacturing Lower Parts Kit for AR-15 223/5.56 Rifle, Black - G2-K421-A000-0P

    Anderson Manufacturing Lower Parts Kit for AR-15 223/5.56 Rifle, Black - G2-K421-A000-0P

    Rating:
    100%
    (2)
    Out of Stock
    Add to Wish List Add to Compare
  7. Aim Sports Lower Parts Kit for AR-15 Rifle, Black - ARCLPK

    Aim Sports Lower Parts Kit for AR-15 Rifle, Black - ARCLPK

    Rating:
    100%
    (1)
    Out of Stock
    Add to Wish List Add to Compare
  8. CMMG Lower Parts Kit w/ Ambi Selector, Black - 55CA6B8

    CMMG Lower Parts Kit w/ Ambi Selector, Black - 55CA6B8

    Out of Stock
    Add to Wish List Add to Compare
  9. Armaspec AR-15 Lower Parts Kit, Flat Dark Earth - ARM152-FDE

    Armaspec AR-15 Lower Parts Kit, Flat Dark Earth - ARM152-FDE

    Rating:
    80%
    (1)
    Out of Stock
    Add to Wish List Add to Compare
  10. ar-15 lower parts kit

    New Frontier Armory AR-15 Lightweight Polymer Lower Parts Kit - LPK-LW

    Rating:
    20%
    (2)
    Out of Stock
    Add to Wish List Add to Compare
  11. Taccom AR-9 PCC Feed Ramp for Glock-Style 9mm Lower Receivers

    Taccom AR-9 PCC Feed Ramp for Glock-style 9mm Lower Receivers - 163

    Rating:
    73%
    (8)
    Out of Stock
    Add to Wish List Add to Compare
  12. magpul lower parts kit

    PSA AR-15 EPT MOE+ Lower Parts Kit

    Rating:
    94%
    (31)
    Out of Stock
    Add to Wish List Add to Compare
  13. magpul lower parts kit

    PSA Classic Lower Parts Kit, Black - 6983

    Rating:
    94%
    (111)
    Out of Stock
    Add to Wish List Add to Compare
View as Grid View List View

Items 145-157 of 157

Page
Set Descending Direction
Shop By
Shopping Options
Stock
Clearance
Preferred Vendor
Caliber
Brand
Price
Apply

Looking for something more specific?

shop psa products
shop psa aac ammo
shop magpul products
shop glock products
shop sig sauer
shop smith and wesson