NEW 13 TACKI MAC GOLF GRIPS BLACK PRO TOUR SOFT WRAP CLUB PREMIUM PRIDE GRIP SET SIZE: Standard , CORE DIAMETER OF GRIP: .580 STANDARD CORE GRIP. FITS 99% OF ALL SHAFTS FIRMNESS: MID , COLOR: BLACK BRAND: TACKI MAC , FITS CLUBS: Drivers, Woods, Irons, Wedges WEIGHT: 48 GRAMS. +/- 2.5 GRAMS , OUTSIDE DIAMETER: MEN'S STANDARD CORE SIZE: .580 ROUND