RADIAN GUARDIAN WAL PDP HS407/507+SIGHTSThe Radian Guardian for Walther PDP Holosun 407 507 with integrated backup sights offers comprehensive protection and functionality for your Holosun optic. Machined from 7075 aluminum with a hard anodized finish, this guard provides exceptional durability and impact resistance. The integrated SIX backup sights offer a reliable aiming solution if your optic fails, while the TRU SEAL technology ensures a watertight fit to prevent moisture intrusion and