E-Force Blackhawk 165 Racquetball Racquet-3 5/8 packed with E-Force technologies for more power features Power Boosters Extreme Longstring Powerhouse Shaft Zero Richter Tubes Dual Cylinder Launch Pad By-pass Stringing System Fiber Alignment Zones Hi-Compression Wing Technology Tri-Carbon frame and Total Carbon Head Prestrung with E-Force Oxygen 17 Weight: 165g Length: 22 inches