SRG020 0.1g - 0.8mm. SRG020 0.2g - 0.8mm. SRG020 0.3g - 0.8mm. SRG020 0.4g - 0.8mm. This is down to three simple things About SRG Pole Floats. All floats are designed with a Fiberglass stem that passes through the body and is secured in the tip of the float.
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