130MM - 5-1/8" OPEN END MEDIUM
- Micro-pyramid pattern provides firm safe grip
- 3 versions: soft compound = light grey, soft compound = black, medium compound = dark grey
- Outer flange for lateral hold
- 3 built-in wire-on grooves with space to tighten the wire
- Minimal flanges
- Anti-allergy special material
- Pierced for balance weights
