High-dielectric molded bakelite body, mount quickly and easily up to 0.05″ thick with retainer ring supplied; excellent for use with 5AR4, GZ34, 5690, 5691, 5692, 5693, 6SN7GT, 6SN7W, KT66, 6L6GC, 7591, 6CA7, EL34, KT88, 6550 tubes in DIY or re-built Hi-Fi projects.
