Standard Ignition Heat Shrink Tubing - HST28 Part #: HST28 Line: STD Standard Ignition Heat Shrink Tubing Limited Lifetime Warranty Color: Clear Material: Plastic Quantity: 10 Inside Diameter (in): 5/16 Inch Inside Diameter (mm): 8mm Length (in): 6 Inch Wire Gauge Range (ga): 14-8 Gauge Show More Show Less