“Fully integrated set that transitions from super-game-improvement short irons into hybrid-like i-brid long clubs for max launch and forgiveness. Ideal for slower swings that struggle with long irons.”

Callaway's most unusual iron release of the FT era: a single set that starts as forgiving titanium/Tunite super-game-improvement short irons and morphs into 'i-brid' hybrid-style long clubs (3-5) that replace the long irons almost nobody could hit consistently. Announced for 2008 alongside the shared-tech FT irons, it used TPU SenSert inserts for vibration damping and Callaway's Fusion weight-shifting philosophy to keep every club in the set launching high and landing soft, with a light D0-D2 swing weight throughout. It was a genuine attempt to solve the 'long iron problem' a full decade before combo/hybrid-iron sets became a standard offering from every major OEM.

No cult following or scarcity premium, but it's a legitimate historical footnote: golfreview.com users rate it 4.5/5 (on a small sample), and it anticipated the hybrid-iron combo sets (Callaway's own later Rogue/Paradym combo sets, TaylorMade's iron/hybrid blends) that are now industry-standard well over a decade later. It gets cited in retrospectives on the FT-era product line rather than hunted as a collector's item.

High handicappers and slower swing speeds who struggle to get long irons off the ground -- this is close to an off-the-rack answer to 'I can't hit my 3, 4, and 5 iron.' Not for anyone who wants to work the ball or already carries hybrids they like; a modern combo set or hybrid-iron blend will outperform it in every way except price.

• The set integrates 3-5 'i-brid' hybrid-style clubs directly with 6-PW irons rather than selling the hybrids separately -- an unusually early combo-set approach for 2008.
• Short irons use a titanium face with Tunite (a dense tungsten-nickel alloy) sole weighting to push CG low and deep for a super-game-improvement launch.
• TPU SenSert inserts reduce vibration, part of the broader Fusion Technology weight-shifting platform used across the FT driver and fairway wood lines.
• Golfreview.com users score it 4.5/5 across a small pool of reviews, with testers noting an unusually consistent trajectory across the whole set rather than the 'ballooning' high shots typical of era game-improvement irons.
• Swing weight ran a deliberately light D0-D2 across the set to help slower-swing players generate clubhead speed.

Released for 2008 alongside Callaway's standalone FT irons, at the peak of the Fusion Technology marketing push that also produced the FT-3/FT-5/FT-9 drivers in this same catalog. It sat opposite Adams' Idea a3 OS and TaylorMade's Burner combo concepts of the same period, part of an industry-wide experiment with iron/hybrid blending that didn't fully standardize until the 2015-2020 wave of combo sets.

Complete sets are less common than the era's Callaway fairway woods and drivers because fewer were sold. 2nd Swing's graded/warrantied listings run roughly $322-$493 depending on shaft and configuration, but that is retail-store pricing; realistic 2026 private-party value for a clean set is closer to $100-$200 on eBay or SidelineSwap, more for rarer left-handed or ladies configurations simply due to scarcity, not desirability.