Imiyoboro yo guhuza ni ikintu cyihariye cyo guhuza imashini ikoresha ubwenge bwuruvange rwimigozi hamwe nicyogajuru kugirango ugere kumurongo ukomeye kandi wizewe. Igishushanyo gikora screw ikwiranye na porogaramu zisaba kongeramo kashe cyangwa kwinjiza ibintu.
Mugice cyo guhuza, igice cyomekwe cyumugozi cyahujwe na spacer, ntishobora gutanga gusa imbaraga nziza yo guhuza, ariko kandi irinda neza kurekura no kugwa. Muri icyo gihe, kuba hari space itanga icyuho cyuzuza no gufunga ubuso buhuza, ibyo bikaba byongera imikoreshereze ya screw.