Owner Hooks Sabiki Mackerel Fish Skin Hook 10. Rigs vary in length depending on number of hooks but generally 10 inches of main line stretches between 4-inch drop lines. Swivels attach at each end of rig. Jigs are either flashy skin-type reflective foil and mylar or small squid skirts as indicated below. Each rig has hooks in varying numbers (HKS) and sizes (SZ) plus varying strengths (lb.-test) of main line (ML) and branch lines (BL). Package Contents: Owner Hooks Sabiki Mackerel Fish Skin Hook Owner Hooks 5535-017: Sabiki Mackerel Fish Skin Hook 10