I was shooting Beman 340 Hunters for afew yrs now....Went and bought a Dozen Flatliner 340's today had em cut to 29" with 100grn tips....Chrono was a stedy 268 with all 12,my Bemans were 254-256fps.I did get a few 269's but that was me I think,my Drenlin is set at 65lbs and 29" draw......Smashed one arrow right away gerrrrrr......down to 11 now hahahaha...