Cavity back

Cavity Back: Means the back of the club head is hollowed out to varying degrees in a effort to redistribute the club head weight to other areas of the club. Usually made to promote forgiveness or to change the center or gravity of the club head.

Cavity Back: An iron with the weight distributed around the edges of the clubhead to produce a larger sweet spot and more forgiveness on off-center hits.

perimeter-weighted (also "cavity back, cavity-back") a style of club head where the mass is distributed more toward the perimeter (outside edges) of the club head in order to increase the effective size of the center of mass ...

Cavity back iron - an investment cast iron head that has extra weight in the heel, toe and sole
Center shafted - club whereby the shaft is fitted in to the center of the golf head. Usually found in putters ...

This system produces clubs that contain the best attributes of both forged and cavity back clubs and allows Feel Golf to manufacture the softest and best "feeling" club in the golf industry.

The design of an iron head in which the weight is distributed toward the perimeter of the head. Cavity backs are easily identified as having a recessed area on the back of the head.
Centre-Shaft Configuration ...

CLUBHEADS - This is quickly becoming a non-issue since almost the entire
market now consist of investment cast, perimeter-weighted, cavity back
designs. Forged irons have virtually disappeared from the market place.

Experienced players opt for a blade style iron while beginners get a cavity-back style. A blade-style has a clubhead with a full back, whereas a cavity back's clubhead is hollow.

See also: Shot, Golf, Rough, Iron, Shaft