Thread: ftp 900
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Old 17th October 2016, 09:41 PM
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Brian.Samson Brian.Samson is offline
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Member of: Pontefract, Doncaster Airgun Range
Location: Doncaster
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On newer FTP's that hole ( the one above the rear hamster bar ) has a small block of foam covering it.
It's not dense foam, so will allow airflow.

Why do you think blocking it would reduce power?
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