MacGregor Jack Nicklaus "Muirfield" Original Putter-Highly Collectible-Excellent. In 1983 MacGregor introduced the Jack Nicklaus Muierfield Collection which included the Muirfield line of forging that was developed for the set of special irons used by Jack Nicklaus himself. The name Muirfield has always held a special place for Nicklaus because he won his first British Open Championship at Muirfield. The Jack Nicklaus Muirfield Putter was designed by Jack Nicklaus and the following features. *Stainless steel cast shaft head *Slightly offset head with tapered flange *Glass beaded finish to reduce glare *Fluted putter shaft *Wrap on paddle style leather grip (rust color) *Available either with plain top tine or 2 sight lines on top line. ( JNMP A - plain top line / JNMP B - 2 Sight lines) A Nicklaus Golden Bear head cover Is icluded with this purchase. The putter is in excellent condition and is very playable