Features:

• For 4/3 system DSLR
• MK-P-AF3-B Budget version extension tube set
• Professional extension tube, design for 4/3 system micro DSLR.
• Support AF Configuration:Engineering plastics material metal bayonet, perfect match with  4/3 For Panasonic and For Olympus micro DSLR camera and lens.  
• Length:10mm&16mm  three kinds of combinations, three kinds of magnifications.
• 4/3 system: For Panasonic Olympus Lumix micro DSLR