SVBONY SV195 - T2-EOS - M42 T-Ring for Canon EOS Cameras Telescope Photography
Model: SV195. One Side Thread: M42 0.75 Female. Another Side Thread: Canon EF Male. The Wide T-Rings fit 42mm (0.75mm pitch) threaded adapters. These quality T-Rings are CNC machined of aluminum with a durable black anodized finish.