iShoot Lens Collar Tripod Mount Ring IS-SM105ART Compatible with Sigma 105mm F1.4 DG HSM Art (EF/FX/FE/L Mount) & Sigma 100-400mm f/5-6.3 DG DN OS (E / L Mount) Not Compatible with Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (EF / F Mount) lens and other lenses Bottom is Arca Fit Quick Release Plate Feature for RRS / Arca-Swiss Fit Ballhead Clamp Features: 1. 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; 2. 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; 3. 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; 4. Bottom quick release plate is AS standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / 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. Compatible with: Sigma 105mm f/1.4 DG HSM Art (EF/FX/FE/L-mount) Sigma 100-400mm f/5-6.3 DG DN OS (E / L Mount) Not Compatible with Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (EF / F Mount) lens and other lenses Package Includes: 1 x iShoot Lens Collar IS-SM105ART (Note: The other items in the photos not listed here are for illustrating only, not included)

5. 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. 4. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly;. 3. The tripod collar bottom is added 65mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly; more practical than lens collars without dovetail groove;. 2. The net weight of the tripod mount ring is about 170g, 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;. 1. The lens collar is designed and improved with reference to and compatible with Sigma original TS-111; the tripod collar is tailor-made and compatible with Sigma 105mm f/1.4 DG HSM Art (EF/FX/FE/L Mount) & Sigma 100-400mm f/5-6.3 DG DN OS (E / L Mount); Not Compatible with Sigma 100-400mm f/5-6.3 DG OS HSM Contemporary (EF / F Mount) lens and other lenses; please check your lens mount carefully before purchg the item;.

Maximum Weight Recommendation: 170 Grams. Item Weight: 170 Grams. Brand: iShoot. Color: Black. Manufacturer: iShoot. Date First Available: September 17, 2020. Best Sellers Rank: #80 in Tripod Lens Mount Rings. Customer Reviews: 4.4 out of 5 stars 54 ratings 4.4 out of 5 stars. Item model number: FBA2-IS-SM105ART. : B08JCFM4TV. Item Weight: 6 ounces. Package Dimensions: 5.94 x 4.33 x 3.43 inches.