bolt-mounting hole
71jump — Synonyms and related words: Highland fling, abandon, abscond, absquatulate, accept, access, accession, accretion, accrual, accruement, accumulation, addition, advance, advantage, aggrandizement, airlift, amble, ambush, amplification, anabasis,… …
72run — Synonyms and related words: Brownian movement, Everyman, Indian file, Le Mans, Lehrfreiheit, Public, Zeitgeist, abide, abrade, abrasion, abscond, absquatulate, academic freedom, acciaccatura, acquire, act, adolescent stream, advance, affluence,… …
73spacer — [1] A component which moves two items further apart. Sometimes it is just a washer and at others it is a metal or plastic cylinder or a block of rubber or plastic. [2] A band on demountable rims which fits between two rims in dual mounting to… …