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Old April 7th, 2014, 19:59   #28
slowbird
 
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Join Date: Jul 2013
Location: Oakville, Ontario
I purchased the following Spring and Spring-guide for my KA M4 and they worked great. I chrono just 380-390 which is perfect for most fields.

http://www.airsoftstore.ca/index.php...shnl8aovccl2u7


http://www.airsoftstore.ca/index.php...shnl8aovccl2u7
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