Polar Ice 1000 Round Case HK LV2 In our testing we found
Yard notes & kiln story
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Polar Ice 1000 Round Case HK LV2 In our testing we found In our testing we found that changing to a different spring (lighter spring) caused issues with the bolt hitting the breech with too much force (o ringed without the pin) 100% 900 SP Series Delrin construction means you are getting the lightest Polar Ice 1000 Round Case