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About the Company:
Manufacturer of the best fitting, most versatile AR style lower vise blocks. AR10/15 and Glock style AR receivers.
The Duo Block is offering FREE shipping for Shot Show 2020! Any purchase of 100 or more of any combination of vise blocks during Shot Show; Jan 20-24, 2020 will receive free ground shipping.Categories: SHOT - Firearms Maintenance & Cleaning Equipment