E-Force Heatseeker 170 Racquetball Racquet Octane Boosters: Stabilizing tubes create a solid stringbed for added stability over the entire hitting surface Powerhouse Shaft: Extra-long shaft added while retaining 22" main strings Dual Cylinder: Ultra-thin 2-tube bridge construction for longer strings, more power, and reduced frame twist and distortion Extreme Longstring Technology: All mains and crosses are the longest possible, extending free space to the outside edges Weight: 170 grams