a 70
JJC Durable Tripod Mount Ring Lens Collar Compatible with Canon EF 70-200mm f/4L is II USM, EF 70-200mm f/4L and EF 70-200mm f/4L is Lens Replaces Canon A-2 AII Tripod Mount Ring یقه حلقه Tripod Mount برای Canon EF 70-200mm f / 4L is II USM یا EF 70-200mm f / 4L