2950.00 Kel-Tec RFB-C Bullpup .308 Win. in Lucky Irish Chassis Markham / York Region May 18, 2024 - 3:55 PM hapysardar01 For sale is a Kel-Tec RFB-C semi-auto bullpup rifle in .308 Win. It has a Lucky Irish Chassis. It comes with the front grip and rubberized pistol grip. Does not come with a mag!