Victory Archery VFS-400S-12 VForce 1 Doz. 400 Spine Indexed Target Shaft. Easton 51144 D-Stroyer Mx 400 1 Doz. ±.002" Straightness 8.0 GPI Arrow Shafts. NEWLY ADDED! Size: 400 Inserts: Aluminum; included, loose Nock: Bohning Blazer A Nock; installed Points: not-incincluded Straightness: Plus/Minus: 0.006" Color: Black Material: Carbon GPI: 8.2.