1.1.3 DRAFT SOW ADDENDUM.pdf

ADDENDUM A

1.1. Complete Ambidextrous Lower Receiver Assemblies (additional)

Ambidextrous Lower Receivers are not a requirement for contract award.

If an offeror chooses to submit additional ambidextrous lower receivers, they shall be assessed for compliance with technical specifications contained in this addendum. However, the ambidextrous lower receivers shall have NO bearing on Source Selection but shall be incorporated in the Schedule of Supplies, should the offeror be awarded the contract.

Lower receiver shall be fully assembled. Assemblies shall be compatible with all mil-spec AR15 parts. Lower receiver shall be machined from 7075- T6 forged aluminum hardcoat anodized (Type III, class 2). All parts requiring finishing/coating shall be finished/coated independently prior to assembly. The general appearance of all lower receiver assemblies shall be:

• uniform in color

• free of blemishes and excessive tool marks

1.1.1. Ambidextrous Select Fire Lower Receiver (additional)

1.1.1.1. Lower receiver shall have Safe, Semi, and Auto markings (or equivalent).

1.1.1.2. Lower receiver shall have fully ambidextrous controls to include safety selector, magazine release, and bolt catch.

1.1.1.3. Ambidextrous controls shall be OEM and shall be integrated into the design of the lower receiver. Bolt-on, aftermarket parts are not acceptable.

1.1.1.4. Consist of Mil-spec lower parts kit to include:

Takedown Pin Pivot Pin Takedown/Pivot Spring (2) Takedown/Pivot Detent (2) Bolt Catch (Ambi) Bolt Catch Spring Bolt Catch Buffer Bolt Catch Roll Pin Auto Sear Safety Selector (Auto/Ambi) Safety Selector Spring Safety Selector Detent Buffer Retainer Buffer Retainer Spring

Magazine Catch Body Magazine Catch Spring Magazine Catch Button (Ambi)

1.1.1.5. AR style Mil-spec receiver extension tube (SOW Section

4.4.1.3).

1.1.1.6. AR style receiver end plate (SOW Section 4.4.1.4).

1.1.1.7. AR style castle nut (SOW Section 4.4.1.5).

1.1.1.8. AR style carbine buffer (SOW Section 4.4.1.6).

1.1.1.9. AR style carbine buffer spring (SOW Section 4.4.1.7).

1.1.1.10. Trigger Assembly (SOW Section 4.5.3.3)

1.1.1.11. Grip (SOW Section 4.5.4.1)

1.1.1.12. Buttstock (SOW Section 4.5.2.2)

1.1.1.13. Enlarged trigger guard (SOW Section 4.4.1.11)

1.1.1.14. Any additional parts required for the proper function of the rifle.

1.1.2. Ambidextrous Semi Fire Lower Receiver (additional)

1.1.2.1. Lower receiver shall have Safe, Semi markings (or

equivalent).

1.1.2.2. Lower receiver shall have fully ambidextrous controls to include safety selector, magazine release, and bolt catch.

1.1.1.1. Ambidextrous controls shall be OEM and shall be integrated into the design of the lower receiver. Bolt-on, aftermarket parts are not acceptable.

1.1.1.2. Consist of Mil-spec lower parts kit to include:

Takedown Pin Pivot Pin Takedown/Pivot Spring (2) Takedown/Pivot Detent (2) Bolt Catch (Ambi) Bolt Catch Spring Bolt Catch Buffer Bolt catch Roll Pin Safety Selector (Semi/Ambi) Safety Selector Spring Safety Selector Detent Buffer Retainer Buffer Retainer Spring Magazine Catch Body Magazine Catch Spring Magazine Catch Button (Ambi)

1.1.1.3. AR style Mil-spec receiver extension tube (SOW Section 4.4.1.3).

1.1.1.4. AR style receiver end plate (SOW Section 4.4.1.4).

1.1.1.5. AR style castle nut (SOW Section 4.4.1.5).

1.1.1.6. AR style carbine buffer (SOW Section 4.4.1.6).

1.1.1.7. AR style carbine buffer spring (SOW Section 4.4.1.7).

1.1.1.8. Trigger Assembly (SOW Section 4.5.3.3).

1.1.1.9. Grip (SOW Section 4.5.4.1).

1.1.1.10. Buttstock (SOW Section 4.5.2.2).

1.1.1.11. Enlarged trigger guard (SOW Section 4.4.1.11).

1.1.1.12. Any additional parts required for the proper function of the rifle.