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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
KBS Tour C-Taper 120 Steel
Has Headcover
Has Tool
Shaft Material
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30-Day Playability Guarantee

This products qualifies for our 30-Day Playability Guarantee, allowing you to return the club within 30 days of purchase if you are unhappy with its performance.


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
adidas Bridgestone Golf Callaway Cleveland Cobra FootJoy Mizuno Nike Ping Puma Srixon TaylorMade Titleist Wilson adidas Bridgestone Golf Callaway Cleveland Cobra FootJoy Mizuno Nike Ping Puma Srixon TaylorMade Titleist Wilson
+ + Clear All i What is this? About UTry®
These are your UTry® selections. Only UTry® eligible products appear here. 2 product limit.

Our UTry® program gives you the opportunity to try out brand new products from the game's top brands for 14 days for only $25, or $100 for an iron set. That's right—you get a brand new, still-in-the-plastic club to try for two weeks for just $25.

You get to try it when, where, and how you want for two weeks before deciding if you want to buy it or not.

Want to test out two different brands, or two different configurations? No problem. UTry® lets you try out up to 2 products for $25 per product or 1 iron set for $100.

This isn't 30 minutes on the range with range balls or looking out of the Pro-Shop window. You can try the product on your time, when & where you want.

UTry® gives you the freedom to take Golf Clubs, GPS or Rangefinders to your course and to use at your pace! Use it as much as you like so you can really know what the product will do for your game before you invest in it.

If you don't love it, simply put it back in the box it came in, use the included prepaid return shipping label, and send it back to us. That's it.

If you do love it, that's awesome! You keep the product, we'll subtract the $25 trial fee off the final cost of the product, and we'll charge you the difference.

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