To account for head misplacement while servowriting, conditional writing andor trimming of servo information can be used. The rigid panel frame defines a horizontal upper edge and an intermediate height between the upper edge and the lower portion. The guide element comprises a swallowable weight attached to a cord, string, monofilament line, or other similar line. A dimension of a majority of the nanoparticles ranges from 0. To give the archer a precise, accurate shot, pull-away support fingers 120 degrees apart move in a self centering radial motion towards the center of the arrow shaft when the archer draws the bow to full draw and simultaneously pull away from the arrow shaft in a simultaneous radial motion to give complete clearance to the arrow shaft and its vanes or fletching once released from full draw.