O-rings Star 430 O-ring CA$0.49 NSK Ti-Max X600 O-ring CA$1.15 Midwest Quad O-ring CA$0.55 Midwest Stylus O-ring Blue /0.276x0.364x0.044 CA$1.15 Kavo Standard Viton O-ring CA$0.45 Kavo Standard Viton O-ring CA$0.45 W&H O-ring 6.3 x 0.8mm #1171 CA$0.75 O-ring for Morita PAR-4HEX(O) 6 x 0.8 mm # 1165 CA$0.75 O-ring for NSK CA$0.80 O-ring for Sirona CA$0.80 Kavo 647,649 spray cover O-ring set CA$8.50 Kavo Spray Cover O-ring set 630/640 / 645 CA$6.50 Kavo Handle O-ring set 640/642 CA$6.50 Kavo Multifex Coupler O-ring Set (3 black/2 white) CA$6.00 Kavo Swivel Coupler O-ring set (5 black) CA$6.50 Star Swivel Coupler O-ring Set CA$6.50 Star Handle O-ring Set CA$5.00