• Designed for Nano-Pro and Nano-Pro X-treme shafts
• Constructed of high quality machine tool steel that will not bend
• Adjustable break-off point allows for optimal weight customization
• Machined to the tightest tolerances in the industry and is strong enough to withstand the hardest of targets
• Sold as a 12 pack

#1 (100-120 gr.) fits sizes Nano-Pro 450-550, Nano-Pro X-treme 450-550
#2 (90-110 gr.) fits sizes Nano-Pro 600-750, Nano-Pro X-treme 600-900
#3 (100-120 gr.) fits sizes Nano-Pro 350-400, Nano-Pro X-treme 350-400