Product Length Inner Tube Diameter: 1., 3mm; Outer Diameter: 2., 6mm; Length: 40mm. Inner Tube Diameter: 1.3mm; Outer Diameter:2.6mm; Length: 40mm. Length of Steel Rod: 35mm; After Shrink Diameter: 2.5mm. Operating temperature Optical Fiber Heat Shrink Protective Tube 40mm 45mm 60mm Fiber Pipe Fusion Splice Protection Sleeve Length of Steel Rod:35mm;After Shrink Diameter:2., 5mm Resistant to heat shocks,no cracking dripping or flowin. Operating temperature :-45 to + 100C;Minimun fully recovery temperature: 120C Product Name : Heat Shrinkable Tube;Model:BOFSP-40T;Material : Polyolefin, Stainless Steel , Inner Tube Diameter:1., 3mm;Outer Diameter:2., 6mm;Length:40mm PE Heat Shrink Tubing 40mm Clear PE Heat Shrinkable Plastic Tube 2.6mm Diameter Fiber Splice 2.6mm Diameter Heat Shrink Simple Packaging Compliant norms: UL224,MIL-I-23053, GR-1380-CORE, ZN-96 TPSA-006 HOT ! 40mm Clear PE Heat Shrinkable Tube Fiber Optical Cable 2.6mm Dia Fusion Splice Protection Sleeve 100pcs · Pick up in store (Free shipping) · Deliver to... Protect Fiber Fusion Points Clear sleeve make it easy to detect splice before shrinkage. Smooth deburred stainless steel reinforcing member ends decrease the risk of fiber damage during installation.