Gun Parts

Gun Parts

Welcome to the Gun Parts superstore at Boss Firearms Company, LLC. Whether you are undertaking a custom precision build, performing routine armorer maintenance, or upgrading an existing platform, we stock the high-performance components you need. As an authorized dealer for premium OEM and aftermarket manufacturers, we provide everything from stripped receivers and match-grade triggers to enhanced bolt carrier groups (BCGs) and duty-ready barrels for rifles, handguns, and shotguns.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Out of stock
    On Sale
    Magpul - MOE M-Lok Handguard - MAG424-BLK - 873750002378 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - MOE M-Lok Handguard - MAG424-BLK

    Magpul Industries

    Now: $35.10
    Was: $36.95
    The Magpul MOE M-LOK Hand Guard (Magpul Original Equipment) for AR15/M4 firearms with carbine-length gas systems combines the light weight of a standard hand guard with modular flexibility. Designed...
    Now: $35.10
    Was: $36.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $35.10
    Was: $36.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - MOE M-Lok Forend Remington 870 - MAG496-BLK - 873750004563 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - MOE M-Lok Forend Remington 870 - MAG496-BLK

    Magpul Industries

    Now: $28.45
    Was: $29.95
    The MOE M-LOK Forend is a drop-in replacement for the standard Remington 870 12ga shotgun, featuring an extended length and front/rear hand stops for improved weapon manipulation. Now updated with...
    Now: $28.45
    Was: $29.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $28.45
    Was: $29.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - MS4 Dual QD Sling - MAG518-BLK - 873750010793 - Boss Firearms - BossFirearms.com Magpul - MS4 Dual QD Sling - MAG518-BLK - 873750010793 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - MS4 Dual QD Sling - MAG518-BLK

    Now: $66.45
    Was: $69.95
    Filling the same mission requirement as the standard MS3 Sling, the MS4 can quickly switch between one-point and two-point configuration. The MS4 maintains material construction and specifications...
    Now: $66.45
    Was: $69.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $66.45
    Was: $69.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - MS1 Single Point QD Adapter - MAG517-GRY - 873750011073 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - MS1 Single Point QD Adapter - MAG517-GRY

    Magpul Industries

    Now: $19.00
    Was: $20.95
    Combine with the MS1 Sling and Paraclip to provide two to one-point convertibility. Manganese-phosphate finished steel and reinforced polymer hardware with custom snag-free high durability 1-1/4"...
    Now: $19.00
    Was: $20.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $19.00
    Was: $20.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - MS3 Sling - MAG514-BLK - 873750010670 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - MS3 Sling - MAG514-BLK

    Magpul Industries

    Now: $47.45
    Was: $49.95
    Driven by the operational experience of Magpul instructors, the MS3 Multi-Mission Sling System was designed to give a versatile weapon-retention solution for a multitude of tactical environments and...
    Now: $47.45
    Was: $49.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $47.45
    Was: $49.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - PMAG M3 .223/5.56 10rd. AR15 Magazine - MAG559-BLK - 873750006192 - Boss Firearms - BossFirearms.com Magpul - PMAG M3 .223/5.56 10rd. AR15 Magazine - MAG559-BLK - 873750006192 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - PMAG M3 .223/5.56 10rd. AR15 Magazine - MAG559-BLK

    Magpul Industries

    Now: $14.20
    Was: $14.95
    The PMAG 10 AR/M4 GEN M3 is a 10-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Incorporating new material technology and manufacturing processes for enhanced...
    Now: $14.20
    Was: $14.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $14.20
    Was: $14.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - PMAG 10 5.56 AC 10rd. Magazine - MAG1100-BLK - 840815128878 - Boss Firearms - BossFirearms.com Magpul - PMAG 10 5.56 AC 10rd. Magazine - MAG1100-BLK - 840815128878 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - PMAG 10 5.56 AC 10rd. Magazine - MAG1100-BLK

    Magpul Industries

    Now: $37.95
    Was: $39.95
    This is a new Magpul Industries PMAG 10 5.56 AC 10-round magazine. The PMAG 10 5.56 AC is a polymer 5.56x45 NATO (.223 Remington) magazine designed for short action Accuracy International Chassis...
    Now: $37.95
    Was: $39.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $37.95
    Was: $39.95
    Subtotal:
    Out of stock
  • Magpul - RVG Vertical Foregrip for Picatinny - MAG412-BLK - 873750005003 - Boss Firearms - BossFirearms.com
    Add to Cart
    Quick view

    Magpul - RVG Vertical Foregrip for Picatinny - MAG412-BLK

    Magpul Industries

    $23.70
    The Magpul RVG Rail Vertical Grip for Picatinny (MAG412-BLK) is Magpul's compact vertical foregrip designed for MIL-STD-1913 Picatinny rail handguards. The RVG (Rail Vertical Grip) provides a...
    $23.70
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $23.70
    Subtotal:
    Add to Cart
  • Out of stock
    On Sale
    Magpul - MBUS Pro Front Flip Up Sights - MAG275-BLK - 873750008370 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - MBUS Pro Front Flip Up Sights - MAG275-BLK

    Magpul Industries

    Now: $90.20
    Was: $94.95
    The MBUS Pro (Magpul(R) Back-Up Sight) is a corrosion resistant all-steel back-up sighting solution that delivers maximum functionality and strength with minimum bulk at a price that's even smaller...
    Now: $90.20
    Was: $94.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $90.20
    Was: $94.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - Adjustable CTR Stock - MAG310-FDE - 873750001517 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - Adjustable CTR Stock - MAG310-FDE

    Magpul Industries

    Now: $61.70
    Was: $64.95
    The Magpul CTR (Compact/Type Restricted) - Mil-Spec Model is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the...
    Now: $61.70
    Was: $64.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $61.70
    Was: $64.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - PMAG MOE AK / AKM 10rd. 7.62x39mm Magazine - MAG657 - 840815108795 - Boss Firearms - BossFirearms.com Magpul - PMAG MOE AK / AKM 10rd. 7.62x39mm Magazine - MAG657 - 840815108795 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - PMAG MOE AK / AKM 10rd. 7.62x39mm Magazine - MAG657

    Magpul Industries

    Now: $15.15
    Was: $15.95
    The PMAG 10 AK/AKM MOE is an inexpensive, lightweight, high reliability 10-round polymer magazine designed for Kalashnikov pattern rifles in 7.62x39mm (AK-47, AKM, AKS, SIG556R, and others.) It...
    Now: $15.15
    Was: $15.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $15.15
    Was: $15.95
    Subtotal:
    Out of stock
  • Out of stock
    On Sale
    Magpul - M-LOK QD Sling Mount - MAG606-BLK - 873750002842 - Boss Firearms - BossFirearms.com
    Quick view

    Magpul - M-LOK QD Sling Mount - MAG606-BLK

    Magpul Industries

    Now: $18.95
    Was: $19.95
    The M-LOK QD Sling Mount provides a forward attachment point for the Magpul MS4 Sling and other push-button QD slings. Machined from Mil-Spec anodized aluminum, the low-profile M-LOK QD Sling Mount...
    Now: $18.95
    Was: $19.95
    Out of stock Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $18.95
    Was: $19.95
    Subtotal:
    Out of stock
  • Total: items /

Adding your products to cart

View Cart Continue Shopping