We can produce carbon fiber arrows with the specifications you required.
Specifications:6.2*7.5*711(28\'\')mm, 6.2*7.5*762(30\'\')mm, 6.2*7.5*813(32\'\')mm.
Straightness: 0.004\'\'
Spine: 300, 340, 400, 500.
Spine | Length(inch) | ID(inch) | OD(inch) | G.P.I |
300 | 28\'\'-32\'\' | 0.24\'\' | 0.296\'\' | 8.88 |
340 | 28\'\'-32\'\' | 0.24\'\' | 0.291\'\' | 8.21 |
400 | 28\'\'-32\'\' | 0.24\'\' | 0.287\'\' | 7.56 |
500 | 28\'\'-32\'\' | 0.24\'\' | 0.285\'\' | 6.52 |
Materials: carbon fiber.