Metal Tripod Mount Ring Stand Replacement Base Foot IS-XF140 for Fuji XF 100-400mm F4.5-5.6 R LM OIS WR Telephoto Lens Bottom with RRS/Arca-Swiss Fit Quick Release Plate Feature, Compatible with Ball Head of RRS / ARCA-SWISS / KIRK Fit Main Features: 1. Specially designed for Fuji XF 100-400mm F4.5-5.6 R LM OIS WR Telephoto lens; referring to and modified from Fuji original design, details are improved; bottom added the feature of quick release plate of 65mm long, reserved with 1/4 and 3/8 screw hole, more practical; 2. Made of Aviation aluminum, CNC precisely machined, anodized surface, with stainless steel non-slip locking screw and anti-skid nails; the volume is about 78 x 72 x 50cm, net weight is about 90g; 3. Bottom is RRS / Arca-Swiss fit quick release plate feature, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT standard ball head, suitable for IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-70BK / IS-JZ80BK etc. Package Includes: 1 x Metal Tripod Mount Ring Replacement Base IS-XF140 for Fuji XF 100-400mm F4.5-5.6 R LM OIS WR Telephoto Lens (Note: The other items in the photos not listed here are for illustrating only, not included)