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!!
Please note: Gen 2 uppers are shipping now. Gen 2 lowers & complete rifles will be available April. The aesthetics have been updated from Gen 1 to Gen 2.
If you order an upper now, you will want to wait to order a lower until the Gen 2 version is available, as the aesthetics will match.
The Grovtec base cup accepts QD sling swivel. The Grovtec base cup can be threaded into the side cup holes on all MBA buttstocks (MBA-1, MBA-2, MBA-3 and MBA-4). Each buttstock has a side cup hole on both sides of the buttstock frame. The cup can be installed with an separately available installation tool or a 1/4″ Allen wrench. We also have QD swivels and complete kits available.
Threaded, steel base cups
For use with Luth-AR MBA stocks
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