Screwish 100Pcs Heat Shrink Ring Connectors,12-10 Guage Marine Grade Ring Terminals 38,Tinned Copper Electrical Eyelet Wire Connectors YellowShrinkage Ratio: 3:1Minimum Shrink Temperature: 175AF (80A c)ull Recovery Temperature: 265AF (130A c)Operating Temperature: from -65AF to 255AF(from -55A c to 125A c)Features of Screwish 100Pcs Heat Shrink Rin..