12 Stück Material: High-strength carbon-composite fibers Diameter: 5mm uniform ACU-CARBON Straightness: ± .001” Inserts: 5mm HIT 8-32 inserts (16 grains) Nocks: Pre-installed 5mm X Nocks (9 grains) Collars: New Match Grade HIT Collars (13-21 grains) Easton’s 5mm small diameter arrows are built for precision and durability, featuring high-strength carbon-composite fibers and uniform ACU-CARBON. They include pre-installed X Nocks, HIT inserts, and Match Grade HIT Collars for enhanced performance. Size Shaft Weight GPI Spine @ 28″ Span Deflection in inches Stock Length Inches Field Point (O.D. Inches) Match Grade HIT Collar (Size) O.D. Inches 5MM Half Out Spine GPI 600 7.2 500 8.1 400 9.0 340 9.5 300 10.7 260 11.5 200 12 .