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delivering a lighter and highly progressive suspension system designed for tough trails and enduro racing
it’s quick to install and fits a wide range of fork models
Used to fine-tune overall fork travel by modifying internal shaft length
Whether you're chasing grip on rough descents or climbing efficiently
Compatible with existing Bottomless Tokens
Vorsprung Secus Upgrade Kit - Fox A1 MarshGuards delivering a lighter and highlyThe 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