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Qo’shtavr (qo’shtavrli balka): Keng gardishli I-nurli № 100Sh1, 100Sh2, 100Sh3, 100Sh4 navli 09G2S, 12G2S, boshqa past qotishma po'lat S345-S440 — MXIK (IKPU) kodi 07216001004000162 · Tasnif by Krafta