What are the delivery costs?

We offer Free UK Mainland Delivery on all orders over £20. Products shipped to outlying UK regions are excluded from free shipping.

Standard delivery is normally 2 - 5 working days.

Please view our delivery page for full information on UK and international delivery costs.

Ultegra SL HollowTech II chainset offers a fine balance of light weight and rigidity with incredible shifting performance.

Key Features:

• HollowTech II allows the bottom bracket bearings to be spaced wider apart (outboard the frame) enabling the use of larger bearings and an increased axle diameter
• There is also the benefit of easier installation , adjustment and maintenance
• Lightweight and rigid steel bottom bracket axle
• SG-X aluminium anodized chainrings available in 53-39T / 52-39T (FC-6600 double), 52-39-30T (FC-6603 triple) and 50-34T (FC-6650 compact)
• Available in 165 mm, 170 mm, 172.5 mm and 175 mm
• Aluminium chainring bolts
• Weight 797 g (53 / 39T, 170 mm including bottom bracket)