Iitsheyini ze-20A-1/20B-1 zombini zihlobo lwetsheyini eziqengqelekayo, kwaye zahlukile kakhulu ngobukhulu obahlukeneyo kancinci. Phakathi kwazo, i-nominal pitch yetsheyini ye-20A-1 yi-25.4 mm, ububanzi be-shaft yi-7.95 mm, ububanzi bangaphakathi yi-7.92 mm, kwaye ububanzi bangaphandle yi-15.88 mm; ngelixa i-nominal pitch yetsheyini ye-20B-1 yi-31.75 mm, kwaye ububanzi be-shaft yi-10.16 mm, kunye nobubanzi bangaphakathi be-9.40mm kunye nobubanzi bangaphandle be-19.05mm. Ke ngoko, xa ukhetha ezi tsheyini zimbini, kufuneka ukhethe ngokwemeko yokwenyani. Ukuba amandla okudluliselwa mancinci, isantya siphezulu, kwaye indawo incinci, ungakhetha itsheyini ye-20A-1; ukuba amandla okudluliselwa makhulu, isantya siphantsi, kwaye indawo yanele, ungakhetha itsheyini ye-20B-1.
Ixesha lokuthumela: Agasti-24-2023