Kubbada birta ah ee Junda Chrome waxay leedahay astaamo adag oo sare, iska caabinta qaab-dhismeedka iyo iska caabinta daxalka. Waxaa inta badan loo isticmaalaa soo saarista faraantiga nuugista iyo walxaha rogroga, sida sameynta birta loogu talagalay matoorada gubashada gudaha, tareenada korontada ku shaqeeya, baabuurta, cagaf-cagafyada, qalabka mashiinka, warshadaha rogroga, mashiinnada qodista, mashiinnada macdanta, mashiinnada guud, iyo qaboojiyeyaasha gudbinta farsamada ee xawaaraha sare leh ee rar-qaadista Kubbadaha, Rollers iyo Ferrules. Marka laga soo tago soo saarista faraantiga nuugista kubbadda, iwm. Mararka qaarkood waxaa loo isticmaalaa qalabka wax soo saarka, sida qalabka dhimaha iyo qalabka cabbiraadda.
