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S&W M&P EXTRA-POWER MAGAZINE SPRING

S&W M&P EXTRA-POWER MAGAZINE SPRING Reviews & Ratings

Extra-length magazine spring replaces factory-supplied spring for use with aftermarket magazine extenders and extended base pads that increase round capacity. Gives follower up to 10% more power for smooth, reliable feeding of rounds. Made of certified aerospace-spec chrome silicon wire, then heat-treated and stress-relieved to ISO 9000 standards.


SPECS: Chrome silicon steel wire. Fits S&W M&P pistols chambered in 9mm, .40 S&W, and .357 SIG.


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Reviews Summary
Reviews for the S&W M&P Extra-Power Magazine Springs reflect a mix of satisfaction and some confusion with sizing and shipping costs. Users found the springs notably improved the performance of their magazines, allowing for better feeding and capacity. However, some encountered issues determining the right fit and felt shipping costs were high.
What Reviewers Are Saying
Product Effectiveness
60%
Many users report that these springs significantly enhanced the performance of their magazines, allowing for better feeding and increased capacity. Reviewers noted improvements in functionality, especially when replacing weaker stock springs, making them a popular choice among M&P users.
Shipping Costs
40%
A recurrent theme among the reviews is the perceived high shipping costs associated with purchasing these springs, which some customers found to be discouraging. This has contributed to an overall sense of dissatisfaction regarding the affordability of the product.
Sizing Confusion
30%
There is some confusion about the sizing and compatibility of the springs, with several customers noting that they ordered the wrong type based on the descriptions provided. Clarifications regarding compatibility with specific magazine types could enhance the shopping experience.
Quality and Durability
50%
Customers consistently highlight the quality and durability of the extra-power spring, indicating that they are a reliable upgrade over factory springs. The solid design reduces issues like binding, which enhances user satisfaction.
1
spring install & function
These particular springs do not attach to the follower like the OEM springs. It appears that, because of the non-attachment, the follower does not travel all the way in the magazine and will not reach the top of the mag tube. No other option for an extended magazine spring appears to exist on the website.