Lens Focus Rubber Ring Sigma 18-35mm F1.8 DC HSM AG1214
Focus ring Sigma 18-35mm F1.8 DC HSM. Lens Zoom Rubber Ring Sigma 35mm F1.4 DG HSM Art AG1217. Lens Focus Rubber Ring Sigma 10-20 mm F3.5 EX DC HSM Lens AG1222. Lens Zoom Rubber Ring Sigma 10-20 mm F3.5 EX DC HSM Lens AG1221.