Type 155100. Supplied with an 8" loop of #14 AWG red vinyl insulated wire and two springs — one long spring for fuses through SFE9 and one short spring for SFE14 and SFE20. Type 150145. Supplied with a 15" loop of #14 AWG red vinyl insulated wire and three springs of different lengths to accommodate different sizes of 1⁄4" fuses.