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Sharps XPB Carrier Group Complete

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


 
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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

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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.

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Technical Data
Bolt: S7 Tool steel, shot peened and 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 μm (Micro Meter) or 2-4 μ (Microns)
Hardness HV 0.05: 2000 – 2800 or 80+ HRC
Deposition method: PVD UBM/PACVD
Friction vs. steel, dry: 0.1
Color: Carbon Black (Matte) / Hyper Black (Highly Polished)




Daily Shooter: Sharps Rifle Co XPB BCG Review and Testing
Average Rating: 5 of 5 Total Reviews: 57 Write a review »


  0 of 0 people found the following review helpful:
 
sigting in from new July 21, 2017
Reviewer: Jamie Nichols from Amarillo, TX United States  
Work great no malfunctions 150 rounds as expected. Only wear edge of locking lugs coating removed but no material.

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  0 of 0 people found the following review helpful:
 
Great bcg!! July 18, 2017
Reviewer: D.A.S from Alma, MI United States  
Put over 350 rounds threw first time out.Pulled out carrier,wiped it off with a napkin from the glove box.Looked brand new again.

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  0 of 0 people found the following review helpful:
 
Blot carrier July 17, 2017
Reviewer: Bennie Barton from New Waverly, TX United States  
Like I'll do business will buy again from y'all shipping was fast liked it a lot thanks

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  0 of 0 people found the following review helpful:
 
Sharps XPB July 11, 2017
Reviewer: R G from Old bridge , NJ United States  
Excellent product ! Works flawlessly and super slick !

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  0 of 0 people found the following review helpful:
 
Works perfectly! July 10, 2017
Reviewer: Peace Keeper EDC from TX United States  
Shot a few boxes through it, and it cycled perfectly! Clean up was to easy.

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