Categories All About Guns Colt-Fn Mauser Mod. "The Colt '57" Mauser in 243 Winchester Post author By Grumpy Post date June 24, 2018 No Comments on Colt-Fn Mauser Mod. "The Colt '57" Mauser in 243 Winchester These were built for Colt in 1957 by Jefferson Manufacturing out of Hartford, CT on an FN-Mauser action. ← Well I liked it! → Winchester Mod. 61 Pump 24 Inch Barrel in 22 LR Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ