Home > All Products >

Sharps XPB Carrier Group Complete

Sharps Rifle Company XPB (Xtreme Performance Bolt) Carrier Group Complete


 
Alternative Views:


The Sharps Xtreme Performance Bolt (XPB) Carrier Group Complete is precisely machined from S7 tool steel. The XPB undergoes a 24-hour thermal cycle proprietary heat treatment and is finished with DLC (Diamond Like Carbon) Coating.
Your Price: $219.99
Sale Price: $164.99
Savings: $55.00


Stock Status:In Stock

Availability: Usually Ships in 1 to 2 Business Days


Polished Finish:
  

Qty:  
Description
 

The Sharps Xtreme Performance Bolt (XPB) Carrier Group Complete has the same design as the Balanced Bolt Carrier Group and is precisely machined from S7 tool steel. The XPB undergoes a 24-hour thermal cycle proprietary heat treatment and is finished with DLC (Diamond Like Carbon) Coating. The XPB Carrier Group Complete displays the SRC logo machine cut and visible when the ejection port door is open. The XPB fits standard AR-15/M16/M4 rifles chambered in .223/5.56mm, 25-45 Sharps and 300 Blackout calibers.

We offer a 30-Day Money Back Guarantee on our complete line of Sharps bolt and bolt carrier products.

Technical Data
Bolt: S7 Tool steel, shot peened DLC coated
Bolt Carrier: S7 Tool steel, shot peened and DLC coated
Gas Key: 4130 Steel, attached with Grade 8 hardware, properly staked and DLC Coated
Cam Pin: 4340 Steel, Manganese Phosphate coated
Firing Pin: Mil Spec firing pin made of 8740 steel, center‐less ground and Hard Chrome coated
Extractor: 4340 Steel, Manganese Phosphate coated
Ejector: S7, shot peened and Manganese Phosphate coated
Extractor Pin: S7, shot peened and Manganese Phosphate coated
Mil-Spec Extractor and Ejector Springs, Firing Pin Retaining Pin, Gas Rings

Batch 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


Technical Data on DLC Coating

Coating thickness: 2 - 4 Microns
Hardness HV 0.05: HRC 80+
Deposition method: PVD UBM/PACVD
Friction vs. steel, dry: 0.1
Color: Matte Black / Hyper Black




Strongest AR15 BCG XPB Extreme Performance Bolt
Daily Shooter: Sharps Rifle Co XPB BCG Review and Testing
Average Rating: 5 of 5 Total Reviews: 54 Write a review »


  0 of 0 people found the following review helpful:
 
XPB Bolt Carrier Group October 18, 2017
Reviewer: Stephen Blake from Hancock, MN United States  
Bought this for my new 22 Nosler build, function is perfect, easy to clean.

Was this review helpful to you?

  0 of 0 people found the following review helpful:
 
Sharps XPB Carrier group October 17, 2017
Reviewer: Patrick Gembala from Albany, OR United States  
After watching the review Sootch00 did on YouTube I knew this was the BCG for my build. I will absolutely use these BCG's for my other builds as well.

Was this review helpful to you?

  0 of 0 people found the following review helpful:
 
Amazing October 15, 2017
Reviewer: Steven VanMeter from Shadyside, OH United States  
This BCG is superb in every way.

Was this review helpful to you?

  0 of 0 people found the following review helpful:
 
Sharp's xpb carrier group October 15, 2017
Reviewer: Robert Gerhardt from Bettendorf, IA United States  
Was very pleased with the process of ordering and how fast it was shipped.Excellent quality carrier group and seem's to perform as stated.

Was this review helpful to you?

  0 of 0 people found the following review helpful:
 
Exceptional Service October 14, 2017
Reviewer: Very Satisfied from Austin, TX United States  
My order was flawlessly completed. It arrived much sooner than expected. The bolt carrier group is exacty as described.

Was this review helpful to you?

View All Customer Reviews
SRC Arms