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Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group - Black Nitride - TOOAUTO-016 - $89.95
(AR15 Discounts)
With strength in mind, Toolcraft made their Bolts from heavy duty 9310 Alloy Steel and their Bolt Carriers from 8620 case-hardening aircraft grade steel. 9310 steel has a high core strength rating, high fatigue strength, and a high hardenability rating overall. | 819 views | 2 Comments |
Updated: 2/16/2023 (14 months ago) Submitted by: WeldonHunter Current Deal |
| Product ID: 2705 |
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Date: 2/16/2023 | Name: System Message
Date: 6/27/2022 | Name: System Message