1. Model used: The base of the municipality of the tripod adjusts to 70 to 200 mm F2.8 dg dn sports e Monte l Monte, is suitable for 500 mm F5.6 DG DN Sports e Mount L.
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3. Improved stability: Tripod driving is mounted on the rings of a tripod and lens, which helps protect heavy or long lenses against the camera, stability and balance.
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5. Easy installation: In the set 4 fixing screws for direct installation at the base of the lens, tighten using the key, without a complex tool or special stages are required that save time and efforts.

Speculation:
Article type: Cotattulum Basic Rings Base
Material: Aluminum alloy
Thread size size: 1/4 inch, 3/8 inches
Applicable lens: adaptation for 70-200 mm F2.8 dg dn os sports e mount l, adapted for 500 mm f5.6 dg dn os sports e mount l

Packaging list:
1 x lens frame
4 x fixing screws
1 x l hexadecimal type type