Gerald is a mechanical engineer, cyclist and photographer from Austria. Gerald focuses on mountain, gravel and bikepacking gear reviews.

Earlier this year, QUOC released the new Lalashan Collection, which included a pair of off-road shoes called the Escape. Gerald has been testing these shoes for the past few weeks on the gravel roads of rural Austria. So, grab a coffee and get ready for his thoughts on these new gravel and mountain-specific shoes.

QUOC Escape Gravel & MTB Shoe Review

In September of last year, Seattle-based PNW released a minimal yet beautifully designed bike tool dubbed the Pebble. The Pebble caught everyone's attention with its built-in Dynaplug bit and hot colors. Over the past few months, Gerald has been testing the Pebble in Austria to see how it measures up against his beloved Crankbrothers tool.

PNW Pebble Tool Review

76 Projects is a company from the UK, that is using in-house manufacturing techniques to address gaps in the market, quickly and efficiently. We recently tried out their new top-tube bag that uses the A.S.S. system mount to attach to a top tube in a whole new way. We tested the system and bag for a few months and had some thoughts. Read on.

76 Projects A.S.S. Top Tube Bag Review

In 2019, iXS launched its Trigger AM helmet—a mid-level helmet aimed at trail riders. After a crash at Testival in Brixen, Italy, Gerald found himself in need of a new helmet and landed on the Trigger AM. He has been wearing the Trigger for the past year while gravel grinding and hitting his local mtb trails.

iXS Trigger AM Long-Term Review

We have all seen them, those huge tables of numbers that do little more than intimidate. Understanding geomtery is the key to choosing the right bike. Let's demystify some of the numbers and get you started.

Bike Gear Database / About / gerald haueisen

gerald haueisen

QUOC Escape Gravel & MTB Shoe Review

PNW Pebble Tool Review

76 Projects A.S.S. Top Tube Bag Review

iXS Trigger AM Long-Term Review

Understanding Bike Geometry: A Guide for Beginners

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