1000.00 Like New - Black Creek Lab / BCL MRX Bison - 12.5" and 16.5" - .223 Rem Ottawa May 20, 2024 - 2:15 PM kilomike0918 I have 2 BCL MRX Bison available. A 12.5" barrel and a 16.5" barrel Both in excellent condition. They come stock with a crisp Timney Trigger. Prices: - Either rifle with one MRX 20 round mag - $1000