Easy Installation: This is crafted for hassle-free installation, you to quickly replace and set up the component This replacement quick release shutter button is perfectly designed for Sony DSLR models A500, A550, A450, and A55. Affordable pricing paired with high quality. Durable Construction: Manufactured with high-grade materials to withstand regular use, ensuring longevity and consistent performance. Due to different batches, there may be differences in product appearance and printed text, which will not affect use Colour:As Shown Material:ABS Package Contents: 1 x Shutter Release Button Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.