J.ACK Range - J.Laverack Bicycles

J.ACK

Go-anywhere disc brake equipped cobble smasher

From £3650.00

The brief: To create a true four-season titanium road frame that will tackle rutted cobbles, broken and gravelled roads or ribbon-smooth asphalt with equal composure. The result is an all road, highly capable and versatile frame that offers the perfect balance of agility, comfort, speed and style. Perfect for exploring the road less travelled.

The J.ACK Range

J.ACK I

Shimano 105 Hydro Disc

Key Features

Shimano 105 5800 with Ultegra Level ST-RS505 hydraulic disc

J.Laverack flat mount thru-axle carbon fork

Hunt 4Season 27mm wheels

Brooks Cambium C15 saddle – carved or standard

Hope threaded or press fit bottom bracket & integral headset

Flat mount braking

Pro LT finishing kit

J.ACK II

Shimano Ultegra Hydro Disc

Key Features

Shimano Ultegra R8020 or
Shimano Ultegra Di2 R8070

J.Laverack flat mount thru-axle carbon fork

Hunt 4Season 27mm wheels

Brooks Cambium C15 saddle – carved or standard

Hope threaded or press fit bottom bracket & integral headset

Flat mount braking

Pro LT finishing kit

J.ACK III

Shimano Dura Ace Hydro Disc

Key Features

Shimano Dura-Ace R9120 or
Shimano Dura-Ace Di2 R9170

J.Laverack flat mount thru-axle carbon fork

Hunt 30Carbon Aero Disc wheels

Brooks Cambium C15 saddle – carved or standard

Hope threaded of press fit bottom bracket & integral headset

Flat mount braking

ENVE finishing kit

Personalised bead blasted message

BLK J.ACK

Custom paint finish frame

Key Features

Choose from Shimano 105, Ultegra or Dura Ace

J.Laverack flat mount thru-axle carbon fork

Hunt 4Season 27mm wheels

Brooks Cambium C15 saddle – carved or standard

Hope threaded or press fit bottom bracket & integral headset

Choice of finishing kit

Custom paint finish

Shimano price list

Sram price list

Frame Design Features & Geometry

Visit the J.ACK Frameset page for geometry details and full frame specification

Custom Options

No two frames are the same. Customise your J.ACK to be the bike you’ve always wanted

Choose from a press fit or threaded bottom bracket at no extra cost.

Customisable bead-blasted graphics. Work with our designer to create your own. Prices start from £90.

Choose between 2 head badge designs.

QR or Thru axle? Choose to have guard or rack mounts, all at no extra cost.

Read the reviews

Have a question about this range? Want a test ride?

Feel free to contact us if you have any questions at all, we’d love to hear from you.

J.Laverack Bicycles