twenty components are shown in this Civic 1993 (p) 4dr Lx (ka,kl) Knuckle exploded diagram.
The Pin Cotter 2.0mm is the cheapest item from this partsfiche.
A sample from the products for the Knuckle include: Knuckle Comp,l Fr, Nut, Upr Ball Pin (m, Boot, Upper Ball Joi, Nut Castle 12mm.