N2RBG、N2RBM、N29RBG、N29RBM、N24RBG、N24RBM : 旋转连接器
N2RBG 12、N2RBG 16、N2RBG 20、N2RBG 25、N2RBG 32、N2RBG 34、N2RBG 40、N2RBG 50、N2RBG 63
N2RBG 12 LG、N2RBG 16 LG、N2RBG 20 LG、N2RBG 25 LG、N2RBG 32 LG、N2RBG 32 LG、
N2RBG 40 LG、N2RBG 50 LG、N2RBG 63 LG
N2RBM 40、N2RBM 42 40
N29RBG 12、N29RBG 16、N29RBG 20、N29RBG 25、N29RBG 32、N29RBG 40、N29RBG 50、N29RBG 63
N29RBG 12 LG、N29RBG 16 LG 、N29RBG 20 LG、N29RBG 25 LG、N29RBG 32 LG、N29RBG 40 LG、N29RBG 50 LG、N29RBG 63 LG
N29RBM 40、N29RBM 42 40
N24RBG 12、N24RBG 16、N24RBG 20、N24RBG 25、N24RBG 32、N24RBG 40、N24RBG 50、N24RBG 63
N24RBG 12 LG、N24RBG 16 LG、N24RBG 20 LG、N24RBG 25 LG、N24RBG 40 LG、N24RBG 50 LG、N24RBG 63 LG
N24RBM 40、N24RBM 42 40