Features:
Support accurate Autofocus.
Built-in electric pins.
Combined with 3 tubes in different length: 12mm, 20mm, 36mm, tubes may be combined for greater magnifications.
Made of high-quality ABS that is more strong.
Upgraded circuitry to work better with digital SLRs cameras and SLR lenses.
Superior lock pin which can tighten the tube joint.
Perfect for macro shooting.
Specifications:
Compatibility: for most Nikon lenses and Nikon DSLRS (such as Nikon D7100, D5300, D5200, D3200, D800, D800E, D5100, D7000, D3100, D300S, D5000, D700, D300, etc.)
Material: ABS, PC
Color: Black
Macro tube size: 6.9 * 7.7cm / 2.7 * 3.03in (D * H)
Macro tube weight: 176g / 6.2oz
Package size: 10 * 7.5 * 7.5cm / 3.9 * 3.0 * 3.0in
Package weight: 230g / 8.1oz
Package List:
1 * Macro Extension Tube Set
1 * User Manual (English)