Eyestraps form light duty mounting bases for blocks, serve as lash-down points, and can be used for fairleads. Forged eyestraps are extremely strong and their smooth shape won't chafe line. Description: Eyestrap, Weight (oz) .32, Fastener spacing (in) 1 1/2, Fits 150 / 365, Fastener sizes (in) 1/4" RH, Breaking strength (lb) 3000, A (in) 2, B (in) 3/4, C (in) 1 1/2, D (in) 5/8, E (in) 5/8, F (in) 9/16, F (mm) 14, G (in) -, H (in) -, Fits cam 150 & 365.