Shaft material:
Carbon
Wood
Draw weight (lbs):
Please enter a valid draw weight (min. 5 lbs).
Draw length (inch):
Please enter a valid draw length (min. 18 inches).
Bow type:
Recurve
Longbow
Compound
String material:
Dacron
FastFlight/Spectra/Dyneema
Point weight (Grain):
Please enter a valid point weight (min. 30 grain).
Calculate spine value
Your recommended spine value:
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This is an
estimated value
based on your input.