Item Weight: 6.9 ounces
ASIN: B084HCK4ST
Manufacturer: Serounder
Country of Origin: China
IS-SM720 aluminium alloy lens tripod mount adapter ring for Sigma TS-21 AF APO 70-200 F/2.8 EX DG OS HSM MACRO, APO 50-150 F2.8 EX DC O.
Refer to the design optimization of the original TS-21, more practical than the original foot bracket ring, improves the details and adds quick release plate function.
Using aviation aluminum, CNC precision processing, anodic oxidation surface, built-in anti-slip patch, copper core knob, stainless steel anti-slip nail.
Foot bracket ring, inner diameter about 71mm, width about 17.5mm, bottom with quick release plate, quick release plate length about 65mm, reserved 1/4 inch and 3/8 inch screw holes.
The quick release plate adopts AS standard, compatible for RRS/ARCASWISS/KIRK/WIMBERLEY/MARKINS/SUNWAYFOTO/KANGRINPOCHE/BENRO/SIRUI/MARSACE/ISHOOT and other standard ballhead, suitable for IS-JZ30/IS-JZ50/IS-JZ64/IS-QJ58/IS-QJ64/IS-QJ64-FD/IS-JZ60BK/IS-