... 3. high quality balck anodized aluminum for canon series lens adapter is lightweight aluminum construction, seamless lens fit and a design ... geared towards optimum stability make this adapter tube a great asset to your camera.Item Spec. for ... canon A570/A59058mmfor canon A700/710/72058mmfor canon Pro158mm lens adapter for canon S3,S5,SX30,SX40,G6,G7,G9,G10 ...