Promaster Macro Extension Tube Set for Nikon F

Extension 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 communication between your camera lens and body.

Extension 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 includes three tubes (12mm, 20mm, 36mm) that
can be used individually or in combination to gain the right
magnification for your particular need.