Diamondhead USA Micro-D Front & Rear Iron Sights I.S.S. (for POF .308 and Raised Rail Systems Only) The MICRO-D I.S.S. is the Choice of California Dept. of Fish & Game For POF .308 and Raised Rail Systems Only Flips up quickly and smoothly for rapid deployment Folds down fast with the push of a button Proprietary deployment system ensures sight stays up securely & remains zeroed in combat situations