- Make sure this fits by entering your model number.
- The Sigma CR-21 Cable Release is an alternative to the RS-31 Remote Controller.
- Offers a wired remote connection to the camera.
- Reduces the risk of camera-shake.
This fits your .
The CR-21 Cable Release is an alternative to the RS-31 Remote Controller offering a wired connection to the camera. This reduces the risk of camera shake, which can result in blurred images. Especially useful when using Mirror up and super-telephoto lenses
Sigma CR21 Cable Release Switch for the SD-14 and SD-15 Digital SLR Cameras Review