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Lower Parts

32 of 32 Items
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    RIA 5.0 - Hammer Strut RIA 5.0 - Hammer Strut

    RIA USA

    RIA 5.0 - Hammer Strut

    The RIA 5.0 - Hammer Strut is a replacement part for the RIA 5.0 series of pistols. It is made from high-quality steel and is machined to exact specifications. The hammer strut is an important part of the pistol's action, and it helps to ensure that the...

    $20.07
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    RIA 5.0 - Lower Grip Pin - Short RIA 5.0 - Lower Grip Pin - Short

    RIA USA

    RIA 5.0 - Lower Grip Pin - Short

    The RIA 5.0 - Lower Grip Pin - Short is an essential part for your AR-15 lower receiver. It is made from durable steel and features a black oxide finish for corrosion resistance. The pin is also heat treated for strength and durability. **Proper gunsmith...

    $3.74
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    RIA 5.0 - Lower Grip Pin - Long RIA 5.0 - Lower Grip Pin - Long

    RIA USA

    RIA 5.0 - Lower Grip Pin - Long

    This is a long grip pin for the RIA 5.0 pistol. It is made of steel and is 1.25 inches in length. It is designed to fit the RIA 5.0 pistol and is a replacement part for worn or damaged pins. **Proper gunsmith fitting required for accurate fit & safe...

    $4.28
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    RIA 5.0 - Firing Pin Block Lever RIA 5.0 - Firing Pin Block Lever

    RIA USA

    RIA 5.0 - Firing Pin Block Lever

    The RIA 5.0 - Firing Pin Block Lever is a replacement part for your AR-15 lower receiver. It is made from high-quality steel and is precision machined to ensure a perfect fit. The firing pin block lever is a critical part of the AR-15 safety system, and...

    $10.62
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    RIA 5.0 - Offset Nut RIA 5.0 - Offset Nut

    RIA USA

    RIA 5.0 - Offset Nut

    The RIA 5.0 - Offset Nut is a precision machined steel component that helps to secure the lower receiver to the upper receiver. It is manufactured from high-quality materials and construction, and is designed to provide a long service life...

    $4.11
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    RIA 5.0 - Shoulder Bolt Long Threads RIA 5.0 - Shoulder Bolt Long Threads

    RIA USA

    RIA 5.0 - Shoulder Bolt Long Threads

    The RIA 5.0 - Shoulder Bolt Long Threads is a high-quality, durable product that is perfect for your AR-15 build. It is made from high-quality steel and features a long thread pitch for a secure fit. This shoulder bolt is also compatible with a variety...

    $4.97
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    RIA 5.0 - Shoulder Bolt Large RIA 5.0 - Shoulder Bolt Large

    RIA USA

    RIA 5.0 - Shoulder Bolt Large

    This RIA 5.0 - Shoulder Bolt Large is a replacement part for your AR-15. It is made of steel and is machined to exact specifications. This shoulder bolt is a direct replacement for the factory part and will provide a smooth, reliable operation. **Proper...

    $6.00
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