alaTest has collected and analyzed 67 user reviews of GSI Outdoors GM1040 from Amazon.com. The average user rating for this product is 2.7/5, compared to an average user rating of 4.1/5 for other products in the same category on Amazon.com. Reviewers are impressed by the design and reliability. The usability and price are also mentioned favorably. There are some negative opinions about the durability. There are some mixed opinions about the size.