NPC Trade: Route 2 (Only in Sun & Moon)
SOS Encounter: Ten Carat Hill
Walk: Ten Carat Hill (30%)
Its base catch rate is 180 out of 255 (higher is easier); the catch rate calculator works out your odds with each ball. For the look, the best colour match is Great Ball, Dive Ball or Strange Ball.
Evolution: Machop → Machoke (Level 28) → Machamp (Trade).
Machop in every game · Pokémon Sun, Moon, Ultra Sun & Ultra Moon interactive map (Alola)