{"product_id":"prgr-1ir-si70","title":"Authorized Retailer PRGR Custom Order 01 Iron True Temper Steel Fiber i cw 70 #4, #5, #6, #7, #8, #9, #P (individual club sales, combo sets available)","description":"\u003cp\u003eThe SteelFiber i-series was born from the voices of PGA and LPGA players, pursuing the performance and comfort always demanded in the world of golf.\u003c\/p\u003e\u003cp\u003eIts unique performance comes from the fusion of graphite and steel.\u003c\/p\u003e\u003cp\u003eThe design freedom and distance performance of graphite, combined with the stability of steel, allow players to experience a more stable swing and increased distance.\u003c\/p\u003e\u003cp\u003eSteelFiber is incredibly thin, with approximately 94km of fiber wrapped around a single shaft.\u003c\/p\u003e\u003cp\u003eFurthermore, AEROTECH's involvement has further enhanced its quality and reliability.\u003c\/p\u003e\u003cp\u003eAEROTECH, which boasts a high usage rate in the American PGA \u0026amp; LPGA, has become part of True Temper Sports, adding a new brand that offers optimal shafts to a wide range of golfers.\u003c\/p\u003e\u003cp\u003eThe SteelFiber i-series offers a new \"third option\" for golf enthusiasts, following Dynamic Gold and Project X.\u003c\/p\u003e\u003cp\u003e\u003cprgr iron ultimate combo\u003e\u003c\/prgr\u003e\u003c\/p\u003e\u003cp\u003e\"Iron combo sets\" simply refer to a setup where different iron models are combined within a single set.\u003c\/p\u003e\u003cp\u003eWhile it used to be common to \"match all irons from 5-iron to PW with the same model,\" in recent years, among tour pros, a differentiation has become mainstream:\u003c\/p\u003e\u003cp\u003e\"Long to mid-irons should be forgiving, and short irons should prioritize workability.\"\u003c\/p\u003e\u003cp\u003e1. Why are \"combo sets\" becoming popular?\u003c\/p\u003e\u003cp\u003eThere are two main reasons:\u003c\/p\u003e\u003cp\u003e \"Evolution of ball performance\" and \"Changes in green conditions.\"\u003c\/p\u003e\u003cp\u003eIncreased difficulty of long irons\u003c\/p\u003e\u003cp\u003eModern golf balls have evolved to reduce spin to enhance distance performance.\u003c\/p\u003e\u003cp\u003eAs a result, with conventional muscle-back (01 series) long irons, even professional head speeds struggle to get the ball up, and there are increasing cases where insufficient spin makes it difficult to stop the ball on the green.\u003c\/p\u003e\u003cp\u003eRole change from \"hitting for distance\" to \"stopping the ball\"\u003c\/p\u003e\u003cp\u003eFor pros, long irons (4-5 iron) are not merely clubs for gaining distance.\u003c\/p\u003e\u003cp\u003eThey are clubs for targeting the pin with a high trajectory and stopping the ball firmly on the green.\u003c\/p\u003e\u003cp\u003eTherefore, there's a growing trend to combine highly forgiving models for long to mid-irons, featuring designs with thicker soles or hollow structures.\u003c\/p\u003e\u003cp\u003e2. If you're building with PRGR? Recommended Combos\u003c\/p\u003e\u003cp\u003ePRGR's 01-02 series lineup is actually very easy to build combo setups with.\u003c\/p\u003e\u003cp\u003eClassic Athlete Combo: 01 × 02\u003c\/p\u003e\u003cp\u003e・4-6 Iron: 02 IRON (easy to hit for high trajectory and distance)\u003c\/p\u003e\u003cp\u003e・7-Iron to PW: 01 IRON (prioritizing workability and feel)\u003c\/p\u003e\u003cp\u003ePoints\u003c\/p\u003e\u003cp\u003eSince the 7-iron of the 01 (32° loft) is combined with the 6-iron of the 02 (28°),\u003c\/p\u003e\u003cp\u003ethe loft progression is natural, and the difference in feel is minimal, allowing for a seamless combo setup.\u003c\/p\u003e\u003cp\u003e\u003cpoints\u003e\u003c\/points\u003e\u003c\/p\u003e\u003cp\u003ePRGR\u003c\/p\u003e\u003cp\u003eProGear\u003c\/p\u003e\u003cp\u003ePRGR IRON\u003c\/p\u003e\u003cp\u003eProGear Iron\u003c\/p\u003e\u003cp\u003e01 IRON\u003c\/p\u003e\u003cp\u003e02 IRON\u003c\/p\u003e\u003cp\u003e0 TOUR WEDGE\u003c\/p\u003e\u003cp\u003eProGear 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Game\u003c\/p\u003e\u003cp\u003eGolf Equipment\u003c\/p\u003e\u003cp\u003eGolf Online Shop\u003c\/p\u003e\u003cp\u003ePopular Golf Clubs\u003c\/p\u003e\u003cp\u003eRecommended Golf Clubs\u003c\/p\u003e\u003cp\u003eJapanese Brand Golf\u003c\/p\u003e\u003cp\u003eProGear Club\u003c\/p\u003e\u003cp\u003eTour Model\u003c\/p\u003e\u003cp\u003eAthlete Golfer\u003c\/p\u003e\u003cp\u003eIntermediate Golfer\u003c\/p\u003e\u003cp\u003eAdvanced Golfer\u003c\/p\u003e\u003cp\u003eFeel Priority\u003c\/p\u003e\u003cp\u003eWorkability Priority\u003c\/p\u003e\u003cp\u003eGolf Gear\u003c\/p\u003e\u003cp\u003eLatest Golf Club\u003c\/p\u003e\u003cp\u003eFlagship Model\u003c\/p\u003e","brand":"アップサイドゴルフ本店","offers":[{"title":"#37.0 \/ S","offer_id":49503770673381,"sku":"20021007","price":31900.0,"currency_code":"JPY","in_stock":true},{"title":"#36.5 \/ S","offer_id":49503770706149,"sku":"20021008","price":31900.0,"currency_code":"JPY","in_stock":true},{"title":"#38.0 \/ 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