Lamkin Arthritic Grip Kit (13 grips, tape, clamp) Lamkin Arthritic (+1/16"), 0.580" round, 72 gm. This self-contained* Grip Kit includes the following supplies: 13 x Lamkin Arthritic grips; 13 x Solvent activated double extended grip tape strips, 2" x 9"; 1 x Quality rubber vise clamp; 1 x Easy to follow instructions.