CK-300HS 

Priced Individually, Sold in Packages of 2.

Standard Teflon Insulator for 3 & 4 Series TIG torches. Insulator used with standard and stubby style 3 and 4 series collet bodies (CK-3CB-- & CK-4CB--).

The gas lens, large gas lens, and stubby gas lens collet bodies require different teflon insulators. 

Genuine CK Worldwide® replacement parts are engineered to work with all popular TIG torches. 
17, 18, 26, CS300, CK-150, CK-210, CK-300, CK-510, CK-FL150, CK-FL250, CK-M350, CK-CWH350, CK-CWM350.