The 308 forend from ODIN Works is a versatile system for your AR10 builds. Designed to work with DPMS pattern uppers” the forend works with both high(2.06″) and low(2.00″) profiles. The O2 Lite is the latest and lightest of all the ODIN Works forends. Precision machined from 6005-T651″ the O2 lite is a full 20% lighter than its predecessors. All ODIN Works forends are free floating for accuracy and hard anodized for durability.