Slovenian carbon specialists build one of the world's lightest road bikes (and it can be ridden every day)
Rider limited to 85kg
No info of price but expect it might be over $10k -$15k+.Berk has built one of the world’s lightest road bikes that, unlike many featherweight bikes, gives up little in terms of usability. The Slovenian brand has exclusively shared details with BikeRadar on how it created this mind-blowing 3.9kg road bike.
3.9kg Berk road bike full specs with weights
. Custom Berk frame (including seat mast and saddle): 631.1g
. Custom THM Scapula fork: 228.8g
. Expander plug: 3.9g
. Top cap screw: 4.8g
. Headset: 39.5g
. Custom 3D-printed spacer: 2.1g
. Modified SRAM
Red 11-speed shifters: 255.8g
. SeqLite cassette: 111.7g
. Cables: 46g
. Powercordz internal cables: 8.5g
. THM Clavicula crankset: 331.7g
. Unidentified carbon chainrings: 76.9g
. Bottom bracket: 71.4g
. Modified SRAM
Red 11-speed rear derailleur: 121.9g
. Modified Tiso
Altore front derailleur: 49g
. Front derailleur mount: 7.4g
. Rear derailleur hanger: 15.6g
. PYC SP1101 chain: 213.2g
. Speedplay Ultra Light Action Titanium pedals: 133.8g
. Ciamillo Gravitas brakes: 156.8g
. Custom one-piece Berk cockpit: 203.6g
. Handlebar tape: 5.2g
. Tune/Reynolds wheelset: 898.5g
. Tufo Elite Jet tyres: 317.5g
. Quick-release: 26.6g
. Air: 14g
. Screws: 8g
. Fabric cageless bottle stubs: 3g
Total weight: 3,986.3g