Square black switch cap for SWTP-05, mini switch cap, 5 mm x 5 mm, which is suitable for the Marshall® push switch SWTP-05 (mainly for channel switching). This square cap is located on the Marshall® 6100, 6101, JMP1, JCM600, JCM602, JTM310, JTM312, JTM610, JTM612, JTM615, JTM622, 8010, AS80R, 8010, 8020, 8040, 8080, 8100, 8200, 8240, 8280 and 9004