Glock Full Auto Conversion Selector Switch ? Stainless Steel Below are the detailed specifications of the product: Material Stainless Steel 304 Size (L x W x H) 18.6 x 15 x 14.2 mm / 0.7 x 0.6 x 0.5 in Weight 20g / 0.6oz Package Weight 25g / 0.7oz The package includes one Full Auto Conversion Selector Switch, ensuring you receive everything needed for the enhancement. As you consider this addition to your Glock, we invite wholesale buyers to contact us for special discounted pricing.