Borka Blades Emergency Cleaning Rod. Specifications for Borka Blades Emergency Cleaning Rods: Manufacturer: Borka Blades Fabric/Material: 416 Stainless Steel Threads per Inch: 8-32 Length: 31.5 in Caliber: 5.56mm 5.45x39mm .22 Long Rifle .223 Remington Features of Borka Blades Emergency Cleaning Rods Compact Power & Modular Design - The ECR includes seven (7) Pro-Shot Pro Tuff-coated stainless steel rod sections each featuring standard 8-32 American threads. With 4.5 inches of usable length per section the rod achieves an impressive maximum working length of 31.5 inches when fully assembledperfect for a wide range of firearms. Durable Barrel-Safe Construction - Crafted from 416 stainless steel the rods are mechanically robust yet softer than barrel steel to protect your firearm's bore. Each section has a 0.203" outer diameter ensuring compatibility and strength. A 0.5" brass bore obstruction removerr (same O.D.) and a 0.75" diameter ball knob with a rubber buffer help safeguard the muzzle during useideal for removing bore obstructions stuck casings and field cleaning. Versatile Cleaning Tool for the Field - Whether you're pushing through oil-soaked patches or removing bore obstructions the ECR is a field-ready solution for 5.45mm / 5.56mm / .223 Cal. / .22 caliber and UP larger bores. Its modularity allows you to assemble only the length you need making it more rigid and effective than bulkier alternatives. Tailored Convenience - Designed to match firearm barrel lengths for compact handguns to full-length rifles the ECR combines practicality portability and protectionmaking it an essential addition to any range or field kit. Package Contents: Borka Blades Emergency Cleaning Rods Borka Blades ECR: Emergency Cleaning Rod