Bcn complete lower I believed extensive and really hard just before I purchased this lower! The Spikes tactical lower's are above $one hundred cheaper. That's what I chose the last time. The spikes worked one hundred%, but when I acquired it I required the bcm. Wound up investing the spikes https://beckettjbtjr.verybigblog.com/28551517/how-bcm-lower-can-save-you-time-stress-and-money