Promaster 8819 Extension Tube Set-Nikon F 35mm Film You can even hot swap

You can even hot swap batteries mid-shooting without losing power

Adjustable sternum strap adds stability by keeping the pack and shoulder straps in-place

Lens Mount Type : RF Mount

like the EOS R7 and R10

Outstanding shooting versatility

Promaster 8819 Extension Tube Set-Nikon F 35mm Film You can even hot swapExtension tubes are a perfect solution to allow ultra close focusing without sacrificing the optical properties of your lens. ProMaster Macro Automatic Extension Tubes are engineered for a precise fit and proper communications between your camera lens and body. The ProMaster 8819 Automatic Extension Tube Set for Nikon F mount cameras includes two tubes that can be used individually or in combination to gain the right magnification for your particular