• F12 - Gas Block O-rings - C6

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  Price$4.99
• F12 - Firing Pin - D1

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  Price$9.99
• F12 - Bolt Carrier Assembly - D11,12,13

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  Price$29.99
• F12 - Gas Block / Piston Assembly - C4,5,6

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  Price$24.99
• F12- Operating Spring - C3

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  Price$9.99
• F12 - Barrel Nut - C2

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  Price$9.99
• F12 - Bolt Assembly - D1,2,3,4,5,6,7,8,9,10

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  Price$49.99
• F12 - Takedown Pin Assembly - B26,27,28,29

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  Price$19.99
• F12 - Pivot Pin Assembly - B19,20,21

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  Price$19.99
• F12 - Magazine Catch Assembly - B18,22,23

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  Price$19.99
• F12 - Hammer Assembly - B12,13,14,15,16,24

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  Price$19.99
• F12 - Bolt Catch Assembly - B9,10,11

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  Price$24.99
• F12 - Safety Assembly - B6,7,8,33

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  Price$29.99
• F12 - Spring Assist Ejector Assembly - A34,35,36,37

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  Price$12.99
• F12 Sport - Handguard Retainer - A18

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  Price$9.99
• F12 Classic - Handguard Retainer - A18

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  Price$9.99
• F12 - Trigger Assembly - B2,3,4,5,17,25

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  Price$29.99
• F12 Classic - Front Swivel - A19

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  Price$9.99
• F12 - Castle Nut - A3

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  Price$12.00
• F12 - Stock End Plate - A2

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  Price$19.99