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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
Improved Fitment: 17mm narrower valve body improves clearance on frames with limited space
Consistent Performance: Precision-wound to maintain reliable performance throughout the stroke
165 x 45/42
820-12-313
Vorsprung Secus Upgrade Kit - Fox A1 MarshGuards Improved Fitment: 17mm narrower valveThe Vorsprung Secus Upgrade Kit is a high performance external air spring modification designed to transform the behaviour of your Fox A1 fork. By dramatically increasing the negative spring volume and introducing a proprietary mid stroke support valve, the Secus delivers unmatched small bump compliance, enhanced mid stroke support, and improved consistency across a wide range of terrain. The result is a more predictable, planted ride feel especially
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