Studio stock 28 arm lockthe studio stock 28 has garnered multiple tour wins and international competition appearances the success of this design boils down to a well proportioned look with a low profile face wide body and slight toe hang the ss28 arm lock has been completely revamped to feature only 1 shaft of offset with 5 degrees of loft this gives golfers a cleaner look to the golf ball at address while efficiently achieving the same results as the previous arm lock model this putter