Review: Sub 70 669 MB Iron Challenges Golf’s Status Quo
The golf equipment market often suggests that premium clubs come with hefty price tags, typically exceeding $1,500. However, the Sub 70 669 MB irons effectively challenge this perception. Extensive testing reveals they perform on par with high-end models from renowned brands, offering golfers exceptional quality at a compelling price.
Design and Aesthetics of Sub 70 669 MB Irons
The visual appeal of the Sub 70 669 MB is notable. The iron showcases minimal branding and sophisticated CNC milling, presenting a premium feel reminiscent of elite Japanese craftsmanship.
- Sleek profile that avoids extreme curvatures yet maintains elegance.
- Thin topline provides feedback while presenting a challenge for players.
- Unique knurling detail around the hosel adds a rugged, machined aesthetic.
Performance and Playability
On the course, the 669 MB irons deliver exceptional performance. The impact feel is soft and responsive, particularly when struck from the center. This is largely due to the pre-ground leading edge, which enhances turf interaction and prevents digging.
Notably, the loft configuration deviates from traditional norms. The 7-iron features a loft of 32°, while the pitching wedge is set at 45°. This stronger loft helps achieve a penetrating ball flight without compromising on the classic look preferred by blade players.
Performance Insights
| Club | Loft Angle |
|---|---|
| 7-iron | 32° |
| Pitching wedge | 45° |
In testing with the Foresight Sports GC3 launch monitor, the 669 MB irons produced a lower launch compared to the Cobra 3DP MB irons, while maintaining comparable spin rates. This resulted in heavy ball flights that cut through the wind effectively.
Direct-to-Consumer Advantage
Sub 70’s Direct-to-Consumer model offers golfers a unique custom experience. They provide a range of finish options, from satin to raw, and a multitude of ferrule choices, giving players an opportunity to personalize their clubs.
For golfers seeking a new set of irons, the Sub 70 669 MB stands as a top contender. These irons embody the ideal traits of a modern blade: aesthetic appeal, reliable performance, and an affordable price point.




