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  • New and Used Cobra RF MB Copper Iron Set Golf Clubs


    RF MB Copper
    Player Type
    Clubs Type
    4-PW Iron Set
    Right Hand
    Lie Angle
    FST KBS Tour C-Taper 120 Steel
    Has Headcover
    Has Tool
    Shaft Material
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    Free Shipping on orders over $99


    The KING Forged MB Irons are an evolution of the limited-edition RF Proto Iron into Cobra’s mainline KING players Iron family. The irons feature a special “RF” logo that pays tribute to their signature shape that was co-designed by Rickie Fowler and Cobra Golf.


    • 5-STEP FORGING Each iron is forged 5 times from a block of 1025 carbon steel to deliver the softest feel desired by the best players.
    • TUNGSTEN TOE WEIGHTING A Tungsten weight is positioned out on the toe to center the CG behind the sweet spot for the purest and most precise shots with added stability.
    • COPPER FINISH A rich copper finish was hand selected by Rickie Fowler as a finishing touch to make these irons truly one of a kind.
    • COBRA CONNECT™ Co-developed with Golf Pride, the irons are equipped with Tour Velvet Align Smart Grips giving players access to in-depth shot-tracking data. Download the Arccos Caddie app on your smart device to pair your clubs and unlock your 90-day fre

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    Technology / Specs

    Cobra RF MB Copper Iron Set

    cobra rf mb iron hero

    Co-Designed by One of the World's Best Players

    The new RF MB Copper Iron Set by Cobra are an expansion of the RF Proto Irons that were co-designed by PGA Tour Winner Rickie Fowler and feature TOUR-inspired technologies that produce incredible results.

    cobra rf mb iron face

    5-Step Forging Technique

    Each 1025 carbon steel head in the RF MB Iron Set goes through a 5-step forging process that gives tighter grain structures throughout the entire head, giving you incredible feel from any lie.

    cobra rf mb iron tungsten weight

    Tungsten Weight in Toe

    At the request of Rickie himself, a singular tungsten weight was placed in the toe to help centralize the CG for increased stability on each swing.

    Cobra RF MB Iron Set Specs

    Model Loft Lie Bounce Offset Length Length w/ Cobra Connect Swing Weight Dexterity
    4 24° 61° 5.3° 0.64mm 38.75" 39" D2 RH
    5 27° 61.5° 5.8° 0.64mm 38.25" 38.5" D2 RH
    6 30° 62° 6.3° 0.64mm 37.75" 38° D2 RH
    7 34° 62.5° 6.8° 0.64mm 37.25" 37.5" D2 RH
    8 38° 63° 7.4° 0.64mm 36.75" 37" D2 RH
    9 42° 63.5° 7.8° 0.64mm 36.25" 36.5" D2 RH
    PW 46° 64° 8.8° 0.64mm 36" 36.25" D3 RH

    Cobra RF MB Iron Set Shaft Options

    Model Flex Weight Kick Point Trajectory Spin Tip Diameter
    KBS C-Taper 120 Stiff 120g High Low-Mid Low 0.370

    Cobra RF MB Iron Set Grip Options

    Grip Name Weight Size Color
    Lamkin Crossline Cobra Connect 58g Standard Black