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2106 Pacific StreetSte 102Bellingham WA 98229United States
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A-11 20mm adapter for post mount to post mount.
Converts 140 post mount to 160 or 160 post mount to 180mm or 180 post mount to 200mm.
Simplified and lower profile design allows for the use of only 2 bolts instead of 4.
Includes all mounting hardware.