Campagnolo Bottom Brackets QCK-Tech Threaded Cups T47A

CAMPAGNOLO Bottom Bracket QCK-Tech | T47a

Campagnolo's legacy of precision engineering reaches new heights with the BB QCK-Tech Threaded Cups T47A. Building on decades of innovation that began with the groundbreaking Super Record groupset of 1973, this component represents the brand's unwavering commitment to performance and refinement. Engineered for the modern Super Record 13 platform, these threaded cups deliver the exacting standards expected in premium cycling—combining lightweight construction with the durability that defines Campagnolo's high-end offerings. A testament to over 50 years of continuous advancement in drivetrain technology.

The Campagnolo BB QCK-Tech Threaded Cups T47A revolutionizes bottom bracket installation through innovative mechanical engineering. Its integrated locking system on the non-drive side guides crank arms into perfect alignment, ensuring ceramic bearings seat precisely within the bearing shells for optimal Hirth gear engagement. The aluminum cups feature a proprietary outer seal that shields bearings from moisture and contamination, while an internal glass fiber-reinforced polyamide sleeve eliminates debris ingress. This design philosophy—marrying intuitive assembly with long-term reliability—allows the bearing performance to remain consistent across demanding conditions, delivering the precision and durability expected from Campagnolo's Super Record 13 platform.

The Campagnolo BB QCK-Tech Threaded Cups T47A accommodates diverse frame geometries through multiple standard configurations. Available in BSA, ITA, T47 68, T47 86, and asymmetric T47a variants, this bottom bracket ensures seamless integration across contemporary and classic frame designs. This versatility eliminates compatibility concerns, allowing builders and mechanics to specify the correct version for their specific application without compromise to performance or installation precision.

Manufactured entirely in Italy, the Campagnolo BB QCK-Tech Threaded Cups T47A embodies the brand's commitment to precision engineering and meticulous craftsmanship. This Italian production heritage ensures every component meets Campagnolo's exacting standards for reliability and performance, reflecting decades of expertise in drivetrain technology and an unwavering dedication to quality that distinguishes the Super Record 13 platform.

KEY FEATURES

• Area of application: Road, Gravel
• Bearing shell material: Aluminum
• Material center sleeve: glass fiber reinforced polyamide
• Bottom bracket type: T47 with external bearings
• Bottom bracket shell width: 77 mm
• Bottom bracket shell diameter: 47 mm
• Crank compatibility: all Campagnolo cranksets of the Super Record 13 and Super Record 13 X
• Crankshaft diameter: 25 mm (Campagnolo Ultra-Torque)
• Tool holder: bottom bracket wrench with 16 cams
• Color: black
• Weight according to manufacturer: 52g
• Weight self-weighed: 75g