Check the listing for details. NAVAC NTBRK Reverse Bending Attachment Kit. Condition: New. Listed at 84.96 USD. Electrical HVAC Thermostats Thermostat Wire Tools Plumbing This reverse bending kit allows you to make reverse bends with your NTB7L Power Tube Expander. Features: Components: Reverse Bend Retaining Block, Reverse Bend Top Block Product Details Color Height Length UPC 811245032288 HVACSurplus.com works with a wide variety of brands that you know & trust. Some of our brands include: Aprilaire ∙ Belimo ∙ Braeburn ∙ CPS Products ∙ DiversiTech ∙ Ecobee ∙ Emerson ∙ Functional Devices ∙ GeneralAire ∙ Honeywell ∙ ICM Controls ∙ iO HVAC Controls ∙ Jackson Systems ∙ Johnson Controls ∙ Kidde ∙ LeakSmart ∙ Little Giant ∙ Lux ∙ Malco ∙ MA-Line ∙ NAVAC ∙ Nest ∙ Packard ∙ Peco ∙ Pro1 IAQ ∙ Ranco ∙ Rectorseal ∙ Resideo ∙ Ring ∙ Robertshaw ∙ SolderWeld ∙ Skytech ∙ Supco ∙ UEI Test Instruments ∙ Universal Secruity Instruments ∙ Vents US ∙ White-Rodgers