WILSON Di9 IRONS Click Arrow to Select   LH 4 Iron Steel Shaft $49.95 LH SW Steel Shaft $49.95 LH 5-PW, AW, GW Steel Shaft $399.95 LH 4 Iron Graphite Shaft $65.95 LH SW Graphite Shaft $65.95 LH 5-PW, AW, GW $499.95                 Integrated Design, Generate maximum power. Stabilize the power for straighter flight. Reduce impact vibration for better feel. The new Wilson Staff Di9 features integrated technologies like no other iron on the market. Low Profile, Wide Sole, higher Ball Speed. They have a bigger sweet spot, with highest MOI. Club Loft Steel & Graphite Length Steel Shaft Graphite Shaft 4 Iron 21.5° 39'' True Temper Tx99 Lightweight Steel UST V2 Graphite 5 Iron 25° 38.5'' True Temper Tx99 Lightweight Steel UST V2 Graphite 6 Iron 28.5° 38'' True Temper Tx99 Lightweight Steel UST V2 Graphite 7 Iron 32° 37.5'' True Temper Tx99 Lightweight Steel UST V2 Graphite 8 Iron 35.5° 37'' True Temper Tx99 Lightweight Steel UST V2 Graphite 9 Iron 39° 36.5'' True Temper Tx99 Lightweight Steel UST V2 Graphite PW 42.5° 36'' True Temper Tx99 Lightweight Steel UST V2 Graphite AW 46° 36'' True Temper Tx99 Lightweight Steel UST V2 Graphite GW 49.5° 36'' True Temper Tx99 Lightweight Steel UST V2 Graphite SW 55° 36'' True Temper Tx99 Lightweight Steel UST V2 Graphite