Forgot to put Loctite on your screws and they disappeared into the black abyss, eh? No worries! This screw set comes with all screws used in the Kythera SA and covers V2, V3 and V2.5 variants.

1x #4-40 x 3/8 BHSC
2x #4-40 x 3/8
3x #4-40 x 3/16