BUY ONE, GET ONE FREE – Free UP Vitrum Trigger with the purchase of an upper! That’s a $175 value! Automatically added to your cart at checkout.
Stripped lower SALE –
Gen 1 UP-15 and UP-10 lowers are on Sale!!
BUY ONE, GET ONE FREE – Free UP Vitrum Trigger with the purchase of an upper! That’s a $175 value! Automatically added to your cart at checkout.
Stripped lower SALE –
Gen 1 UP-15 and UP-10 lowers are on Sale!!
Lower parts kits or LPK’s are all the pins, springs, and detents to complete your lower. We offer build kits which exclude the fire control group and grip, as these are the most commonly upgraded components.
Manufactured by CMMG Everything you need minus trigger (fire control group) and grip. American made.
Our Gun builders kit includes most of the necessary parts to build up your lower group except the commonly upgraded parts. DOES NOT include Trigger Guard, Fire Control Group, and pistol grip.
2025 Uintah Precision. All rights reserved
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