6/12pc 31 Inch 100% Pure Carbon Colorful Arrows ID 6.2mm Spine 300 340 400 500 600 with 75 grain Tips for Compound Recurve Bow

 Spine 300 OD 7.6mm 9.4GPI

Spine 340 OD 7.6mm 8.7GPI

Spine 400 OD 7.5mm 8.1GPI 

Spine 500 OD 7.4mm 7.1GPI

Spine 600 OD 7.3mm 5.5GPI

spine 700   172 gn /5.21gpi  OD=6.81mm

spine 800   144 gn /4.36gpi  OD=6.78mm

Straightness: +/- .003" 
ID:6.2mm
Shaft Length:  31" 

tip weight:75gr

Seamless carbon arrow shaft for maximum durability

Aluminum inserts and target point, internal nocks included

100% pure carbon construction;for most archery compound bow/ recurver bow,traditional bow

Rated up to 60-lb. draw weight, for both fixed-blade broadheads and mechanical heads