Adjust your SMS Irons or Wedges to precisely fit you and your swing. Stock SMS Irons and Wedges come with two 2-gram weights and one 8-gram weight; additional 4, 6, and 10-gram weights are available here.
4 gram: stainless.
6 gram: tungsten loaded.
10 gram: tungsten loaded.
Compatible only with our SMS and SMS Pro Irons and Wedges.