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Questions & Answers
Does this also come with the Relia-bolt? Expert Answer

Yes, this will come with the Relia-Bolt.

by Nick B., Gear Expert, July 15, 2021
Is this the bolt carrier group, with the Diamond like coating?

Yes. The XPB undergoes a 24-hour thermal cycle proprietary heat treatment, and is finished with the DLC (Diamond Like Carbon) Coating.

by Brandon, Verified Owner, January 25, 2021
Customer Reviews
Helpful Positive Review What's not to like... by specialk, July 2, 2019
This is my fourth Sharps BCG. I first got one in NP3 Plus, then NiB, and this is my second in DLC.It weight slightly less than a Mil Spec BCG, but due Materials used like the S7 tool steel. It is considerably tougher than Mil Spec. The bolt works gre...
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25/28 found this helpful
Helpful Positive Review Tool steel matters. by J.S.T., Verified Owner, November 10, 2024
Ive been using these for years. Never any kind of issue. Tried a cheapy I had in the drawer. Leaked gas like mad past the seal rings. Checked the tolerances and it was out of spec and ROUGH machining. I should have checked this before using it. Ha...
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1/2 found this helpful
Helpful Positive Review This is a Great BCG by Ty, Verified Owner, September 10, 2023
Looks good. Performs great, def worth the bills The BCG has a really nice coating on it, looks cool, and tbh I think the rifle recoils smoothly with the BCG. I believe that this is due to the BCG being balance.
1/1 found this helpful
Helpful Positive Review best bcg ever!!! by zach8888, Verified Owner, March 13, 2024
Amzing bcg!!! My personal favorite.. shoots sooo smoothly, easy to clean. s7 tool steel looks amazing inside the rifle.. this thing runs clean, it runs dirty, it runs dry or wet, love this bcg!! I just wish they had them in stock more often..
1/1 found this helpful
Helpful Positive Review Amazing BCG by Gunfighter1990, December 22, 2021
BEST BCG OUT THERE. QUALITY MATERIALS. EXCELLENT MACHINING. DURABLE COATING. WHATS NOT TO LOVE. OVER 3K ROUND COUNT WITH ZERO CLEANING AND ZERO MALFUNCTIONS. ILL ALWAYS CHOOSE THIS BOLT CARRIER GROUP. I AM AWARE OF THE QC ISSUES IN THE PAST. BUT THAT...
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8/10 found this helpful
Helpful Positive Review Sharps BCG by Theos Reichert, April 12, 2024
I did a lot of research on Sharps and concluded it was worth a try,..and the BCG did not disappoint,..highly recommend.
1/1 found this helpful
Read All 23 Reviews
Color: Black Finish: DLC Fabric/Material: Steel Carrier Material: 8620 Steel Bolt Material: Steel Caliber: .223 Remington Gun Make: AR Platform Gun Model: AR-15 , M4 , M16 Weight: 11.2 ozCondition Details: Defective Condition: Factory DEMO Condition Quality: Parts Only/Salvage

Code: 2HD-BCG-37000-SRCXPBCG-EDEMO-DF-F

MPN: SRCXPBCG-EDEMO4

Product No Longer Available

Product Info for Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group (BCG)

The Sharps Xtreme Performance Bolt (XPB) Carrier Group BCG Complete is comprised of their patented Relia-Bolt and their Balanced Bolt Carrier. Both are machined out of S7 tool steel. The XPB undergoes a 24-hour thermal cycle proprietary heat treatment.image

The XPB fits standard AR-15/M16/M4 rifles chambered in .223/5.56, Sharps 25-45, and 300 Blackout calibers. The XPB carrier displays the SRC logo machine cut and is visible when the ejection port door is open.

Features of Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group

  • MPI and HPT tested
  • Tensile strengths of 1550-1600 mpa, or 220,000-235,000 psi.
  • Toughness of over 200 ft./lb. Charpy C-Notch
  • HRC of 46 yields a 15% increase in hardness at the same toughness comparing to Carpenter 158 & 9310
  • Mil-Spec Extractor and Ejector Springs, Gas Rings

Package Contents:

  • Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group

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Related Products to Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group (BCG)

Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group (BCG) Unavailable & Discontinued Models

List of Unorderable Models

USED Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group BCG, DLC Coated, Black, SRCXPBCG, EDEMO4, Condition Parts Only/Salvage, Defective , MPN: SRCXPBCG-EDEMO4 , Code: 2HD-BCG-37000-SRCXPBCG-EDEMO-DF-F
USED Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group BCG, DLC Coated, Black, SRCXPBCG, EDEMO6, Used, Condition Good , MPN: SRCXPBCG-EDEMO6 , Code: 2HD-BCG-37000-SRCXPBCG-EDEMO6
USED Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group BCG, DLC Coated, Black, SRCXPBCG, EDEMO5, Used, Condition Like New , MPN: SRCXPBCG-EDEMO5 , Code: 2HD-BCG-37000-SRCXPBCG-EDEMO5
Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group BCG, DLC Coated, Black, SRCXPBCG , MPN: SRCXPBCG , UPC: 856659004384 , Code: 2HD-BCG-37000-SRCXPBCG
DEMO, Sharps Rifle Company Xtreme Performance Bolt XPB Carrier Group BCG, DLC Coated, Black, SRCXPBCG , MPN: SRCXPBCG-DEMO , Code: 2HD-BCG-37000-SRCXPBCG-DEMO
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