2 Air Supply Port Male Connector Socket: KBB Female Connector Socket: KBS Model KBB1-M5 KBB2-M6 KBB3-R1 KBB4-R2 T Connection thread M5 x 0.8 M6 x 1 Rc Rc 1 8 1 4 8 10 14 19 16.8 21.0 28.6 30.4 D 29.5 23.0 27.5 31.5 L1 11.5 5.0 6.5 9.5 L2 19.0 12.5 16.0 19.5 A 6.0 6.3 11.4 24.1 Weight (g) Model KBS1-R1 KBS2-R2 KBS3-R3 KBS4-R4 T Connection thread Rc Rc 3 8 Rc 1 4 Rc 1 8 1 2 H width across flats H width across flats 14 17 19 24 13.6 17.6 25.2 27.0 D 28.0 33.5 38.5 39.0 L1 11.0 14.0 17.0 20.0 L2 25.0 30.0 34.5 35.0 A 17.8 28.5 33.8 57.1 Weight (g) Piping Module Series KB 219 KQ2 KQB2 KS KX KM KF M H/DL L/LL KC KK KK130 DM KDM KB KR KA KQG2 KG KFG2 MS KKA KP LQ MQR T