home -> on-line catalog -> rugby boots & cleats -> cleat studs Replacement Cleat Studs Universal studs in sets of 16. Aluminum 13, 16, 18, or 21mm - $12 Nylon 13 or 16mm - $10 Rubber 10mm - $10 Number of sets: Size: Alum 13mm - $12 Alum 16mm - $12 Alum 18mm - $12 Alum 21mm - $12 Nylon 13mm - $10 Nylon 16mm - $10 Rubber 10mm - $10 Add a stud wrench for only a $1: No Wrench Stud Wrench (add $1) ©2006 BALL'S OUT! Rugby Goods. All rights reserved.