Brooks-Range is no longer in business, and the Pocket Scale SR-1 has been discontinued. If you're looking for something new, check out the best snow study devices for 2019.
Here's what other sites are saying:
Brooks-Range Mountaineering Avalanche Safety Pocket Scale SR-1 1652. 30 oz and a resolution of 1 g / 0.05 oz.
Current Retail: $9.72
Historic Range: $9.72-$24.00