Cobra Golf 2021 Radspeed One Length Iron Set Radial Weighting Strategic placement of weight relative to the CG to optimize speed and forgiveness, the further away the mass is positioned from the CG, the better the performance. Extreme Heel & Toe Weighting 10g and 3g of mass is positioned on the toe and heel extremities to create the best combination of speed, low spin and stability for optimized performance Tuned Rad Weighting A 10g weight is positioned low and in the toe area centers the CG and adds stability for more distance and forgivesness on off-center hits. Read more Forged Pwrshell Face A forged face insert is made of a thin 17-4 stainless steel, and is designed to increase flex in and around the sweet spot for faster ball speed and higher launch. 3D printed Medallion Cobra has pioneered the use of 3D printing in golf manufacturing. It offers unlimited complexity in design, allowing us to create and intricate lattice medallion structure that saves weight while fine-tuning feel. Carbon Fiber Topline A carbon fiber topline saves 2 grams to lower CG and increase MOI. An all new black carbon finish create the illusion of a thinner topline for a sleeker look at address Read more Radspeed Iron Set Radspeed Iron Combo Set Radspeed One Length Iron Set Radspeed One Length Combo Iron Set Radial Weighting ✓ ✓ ✓ ✓ Forged Pwrshell Face ✓ ✓ ✓ ✓ Radial Weighting Position Extreme Heel & Toe Extreme Heel & Toe Extreme Heel & Toe Extreme Heel & Toe Tuned Rad Weighting ✓ ✓ ✓ ✓ 3D Printed Medallion ✓ ✓ ✓ ✓ Set Configuation 4-PW or 5-PW,GW (7 Club Set) 5H, 6-PW, GW (7 Club Set) 5-PW, GW (7 Club Set) 5H, 6-PW, GW (7 Club Set) Premium After Market Shafts ✓ ✓ ✓ ✓ Cobra Connect ✓ ✓ ✓ ✓