3AC 全系列快速接頭 (包含一般鐵製、單手快脫藍蓋、單手快脫全鐵、耐高壓單手快脫、全塑鋼單手快脫) 全尺寸齊全 20SH/30SH/40SH 20SP/30SP/40SP 20SM/30SM/40SM 20SF/30SF/40SF
