The appearance and exquisite workmanship are much better than similar products made by mold. iShoot Lens Collar Tripod Mount Ring Compatible with Canon EF-EOS R Quick Release Collar For Telephoto Lens Ishoot Lens Collar Support Cnc Machined Tripod Mount Ring Ts CNC Aluminum Tripod Support Collar The tripod mount ring's inner diameter is about 80.5mm, width is about 22.5mm, with 3M film inside, preventing lens from scratches; net weight is about 170g. 3 Package Includes: 1 x iShoot Tripod Mount Ring IS-SM1560C for Sigma 150-600mm f5-6., 3 DG OS HSM Contemporary Lens (Note: The other items in the photos not listed here are for illustrating only, not included), 1., The lens collar is tailor-made for Sigma 150-600mm f/5-6., 3 DG OS HSM Contemporary Lens, can?t be used with Sigma 150-600mm f5-6., 3 DG OS HSM Sports lens., 2., The tripod mount ring's inner diameter is about 80., 5mm, width is about 22., 5mm, with 3M film inside, preventing lens from scratches; net weight is about 170g., 3., The tripod collar bottom is added 75mm 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 QR-Plate., 4., The Lens support bottom reserved 1/4 and 3/8 screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly., 5., The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. This tripod mount ring is tailor-made for Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary Lens; net weight is about 170g; This lens collar is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized, with stainless steel screw CNC Machined Lens Collar Support Tripod Mount Ring for Sigma 150-600mm f5-6., 3 DG OS HSM Contemporary Lens, Bottom is ARCA Fit Quick Release Plate Compatible with Tripod Ball Head of ARCA-SWISS KIRK Fit Main features: ?1? The Lens Collar is specially designed for Sigma 150-600mm f5-6., 3 DG OS HSM Contemporary Lens; can?t be used with Sigma 150-600mm f5-6., 3 DG OS HSM Sports lens; ?2?The tripod mount ring is same to original standard design, with 3M film inside, inner diameter is about 80., 5mm, width is about 22., 5mm; bottom is added quick release plate feature, plate length is about 75mm, with 1/4 and 3/8 screw holes and stainless steel anti-slip screws, net weight is about 170g; ?3? The lens support is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, surface polished and anodized, with stainless steel screw; ?4?The lens support bottom quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK clamp.
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