“the most untraditional traditional-looking irons” on the market. The Big Bertha Fusion irons incorporate Callaway’s weight-shifting “Fusion Technology” to create extreme perimeter weighting, but in an iron that the company says maintains a very traditional appearance. In addition to the Fusion Technology, the Big Bertha Fusion irons incorporate other futuristic-sounding components: a proprietary “Tunite alloy cradle,” a lightweight titanium face insert, and a “TPU SenSert.” All that technology leads to a set whose suggest retail price is well over $1,000. Callaway is betting that golfers won’t mind the price when they see the results. The Tunite alloy cradle is made from a Callaway-engineered, new, patented alloy (Tunite) that is ultra-dense and allows 77-percent of the clubhead mass to be repositioned to the perimeter of the head. This extreme… Continue reading at the Used Callaway Golf Clubs website.