I think the Z-34 is pretty fast 301/2" draw 73lbs Gold Tip Ultra Lt. 300 -300 spine 390gr. arrow 304-305fps the times I run it on the chrono. and that is with a loaded string (5) eliminator buttons/peep/tubing/(5)bow jax on stings&cables/ (5) nocks and with a G/T Ultra Lt. 400 - 400 spine 350gr. arrow 320fps.