Home / AR Parts / Quarter Circle 10 / Quarter Circle 10 .40 S&W/10mm Auto Bolt Assembly Black Nitride
Quarter Circle 10 .40 S&W/10mm Auto Bolt Assembly Black Nitride
Lowest Price
$232.5
MSRP
$250
Savings
7% off
In Stock at
0 Stores
Updated
Dec 17, 2025
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Specifications
Brand
MPN
QCABLTG40
Description
Quarter Circle 10 .40 S&W/10mm Auto Bolt Assembly Black Nitride. Every QC10 product is engineered specifically for pistol caliber ammunition not modified from an existing platform increasing functionality reliability and overall performance. Specifications for Quarter Circle 10 .40 S&W/10mm Auto Bolt Assembly: Manufacturer: Quarter Circle 10 Color: Black Nitride Finish: Nitride Fabric/Material: 8620 Steel Bolt Caliber: .40 S&W Gun Make: Smith & Wesson Hand: Right Weight: 15.2 oz Bolt Material: 8620 Steel Features of Quarter Circle 10 .40 S&W/10mm Auto Bolt Assembly Advanced blowback design Manufactured to function reliably with any QC10 9mm platform Manufactured to function reliably with Glock .40 S&W magazines Drop-in Installation 8620 Steel Bolt QPQ Nitride treated for maximum durability and wear resistance Heavy Duty Extractor Removable mass Package Contents: Quarter Circle 10 .40 S&W/10mm Auto Bolt Assembly Quarter Circle 10 QC-A-BLT-G-40: .40 S&W/10mm Auto Bolt Assembly Black Nitride
