Specification Brand : Sky High Car Audio BulletPoint : Fit Tube O/D 8mm To 10mm Reducer 304 Stainless Steel Sleeve Ferrule Pneumatic Connector Adapter BulletPoint1 : If you aren't using wire ferrules when installing amplifiers you're missing out on an easy way to have one of the cleanest installs out of all your friends! BulletPoint2 : Using ferrules is a good idea for any install because its not just looks that make these worth it, Its the saftey factor as well! BulletPoint3 : Wire Ferrules keep all wires inside and tight vs having frayed wires all over the place and trying to insert them into an amp! BulletPoint4 : Aside from fusing these are a great touch for keeping your install clean and safe! Color : Copper ConnectorType : Crimp ExteriorFinish : Copper ExternallyAssignedProductIdentifier : 7732329338757 ExternallyAssignedProductIdentifier1 : 0655471720973 ExternallyAssignedProductIdentifier2 : 655471720973 ItemName : 4 Gauge Wire Ferrules & Heat Shrink - Copper Ferrules - 25 Pack ItemTypeKeyword : compression-fitting-ferrules Manufacturer : Sky High Car Audio Material : Copper NumberOfItems : 25 NumberOfPieces : 25 PartNumber : SHCA-4FER-COP-25PK ProductDescription : 4 GA Wire Ferrules With Heat Shrink - Copper Available in 10, 25 or 100 pack. Variety of Heat Shrink colors to choose from. Ensure reliable electrical connections and prevent fraying or breaking your wire strands when terminating conductors in screw clamp terminal blocks. Their shorter lengths and uninsulated bodies offer advantages when making terminations in narrow widths. Uninsulated ferrules prevent wire strands from fraying and breaking and are extremely cost effective. To ensure efficient ferrule crimping, always select the smallest ferrule diameter that fits the wire and use only professional crimping tools. ProductSiteLaunchDate : 2022-07-28T20:50:15.535Z Size : 4 Gauge TerminalType : Screw Terminal UnitCount : 25 UnspscCode : 39121400