Drontheim Build Works
Match grade accuracy. • Service grade reliability.
Match Grade Barrels
All of our barrels are sourced from industry-leading manufacturers known for their accuracy and reliability.
Quality components
All of our components are manufactured meet Mil-Spec specifications and the highest quality standards.
100% Satisfaction
We stand by the reliability of our products and warranty against any defect in parts or labor.
Featuring our Complete Uppers
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Drontheim – Complete Upper, 10.5″ 300BLK 1:8 NP3-lined Match Barrel, 10″ M-LOK Handguard
$398.99 -
Drontheim – Complete Upper, 10.5″ 5.56 NATO 1:7 Barrel, 10″ M-LOK Handguard
$398.99 -
Drontheim – Complete Upper, 16″ 5.56 NATO 1:8 Barrel, 13.5″ M-LOK Handguard
$398.99 -
Drontheim – Complete Upper, 20″ .308 WIN 1:10 Barrel, 15″ M-LOK Handguard
$579.99 -
Drontheim – Complete Upper, no Forward Assist, 10.5″ 300BLK 1:8 NP3-lined Match Barrel, 10″ M-LOK Handguard
$398.99 -
Drontheim – Complete Upper, no Forward Assist, 10.5″ 5.56 NATO 1:7 Barrel, 10″ M-LOK Handguard
$398.99 -
Drontheim – Complete Upper, no Forward Assist, 16″ 5.56 NATO 1:8 Barrel, 13.5″ M-LOK Handguard
$398.99
