Remington 870 Express. ?s about sight changes
I bought a 870 last weekend. The receiver is not drilled and tapped and it has the bead sight. What are my options? Do I really need anything else? HD use primarily, but may buy a longer barrel for hunting.
G23, G21, G22, G26, G17, G27, G20, G19, G34, G30s, G17L, G42, S&W 1911sc, Ruger SR1911, S&W New .38 Bodyguard, Neos, Nano, PPQ .40, Sig 2022 9mm, Victory model .38 S&W, Colt LE6920, PPS, M9, 870, S&W 637, CW9, RO 9mm, 590a1, CM9, VP9, USP 9, CM9