Uses a proven 14/15/14 gauge butting, to reduce rotating weight while maintaining strength. Sold in packs of 40 with 16mm brass nipples included

Specifications :

• Uses a proven 14/15/14 gauge butting to reduce rotating weight while maintaining strength
• Sold in packs of 40 with 16mm brass nipples included.
• Sizes: 186mm
• Weight: 5.2 oz. / 149g (36 x 186mm)