Tripod Mount Ring Lens Collar Support Holder Bracket Compatible with Sigma 100-400mm f/5-6.3 DG DN OS (E/L Mount) & Sigma 105mm f/1.4 DG HSM Art (EF/FX/FE/L Mount) Lens, Bottom is Arca-Swiss Fit Plate

iShoot Lens Collar Tripod Mount Ring IS-SM105ART Compatible with Sigma 105mm F1.4 DG HSM Art & Sigma 100-400mm F5-6.3 DG DN OS Bottom is Arca Fit Quick Release Plate Feature for RRS / Arca-Swiss Fit Ballhead Clamp Features: 1. The lens support collar is designed and improved with reference to Sigma original TS-111; inner diameter is about 82mm, width is about 18mm, the inner wall has grooves and notches, and 3M plastic protective film is attached; locking knob with non-slip design? 2. The bottom quick release plate of the Lens support is about 65mm in length, adopts ARCA-SWISS / RRS 39mm standard fit, and reserved 1/4 and 3/8 screw holes, equipped with stainless steel non-slip screws, net weight about 170g; 3. Bottom quick release plate is AS standard, compatible with RRS / ARCA-SWISS / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK; 4. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold. Compatible with: Sigma 100-400mm f/5-6.3 DG DN OS (E-mount/L-Mount) Sigma 105mm f/1.4 DG HSM Art (EF/FX/FE/L-mount) Can't be used for Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (F Mount / EF Mount) Lens and other lenses Package Includes: 1 x iShoot Lens Collar IS-SM105ART