Products

CORONA CARBON TI X-CARBORING 34X110 4 BRACCIA X-CarboRing is the latest evolution of ultra-light chainrings for road bikes with a composite structure of aluminum alloy and carbon fiber proposed by Carbon-Ti. The structural carbon fiber body features CNC machining and Grade 5 Titanium pins. Each single tooth in AL7075-T6 aluminum alloy is CNC machine-worked individually with a specific shape to optimize its function in every condition. For mounting, the use of the X-Fix ROAD kit is recommended, made in customized AL7075-T6 alloy with laser etchings and available in a rich range of anodized colors. CORONA CARBON TI X-CARBORING 34X110 4 BRACCIA MAIN FEATURES: Aluminum alloy AL7075-T6 ring, structural carbon fiber with a glossy 3K finish and Grade 5 Titanium pins. Internal 40-tooth gear and 110 mm bolt circle diameter (BCD) with 4 arms. Compatibility with Shimano Dura Ace FC-9100 and FC-9000 cranks, Ultegra FC-8000 and FC-6800 or SRM Origin and Shimano, SRAM and Campagnolo 11-12 speed groups. Compatible with X-Carboring EVO rings 54 x 110 DA9200 (4 arms), X-Carboring EVO 54 x 110 DA9100 (4 arms), X-Carboring EVO 54 x 110 (4 arms) and the previous non-“EVO” models. 100% made in Italy. Weight (approx.): 27 g.

CORONA CARBON TI X-CARBORING 36X110 4 BRACCIA X-CarboRing is the latest evolution of ultralight chainrings for road bikes with a composite aluminum and carbon fiber structure proposed by Carbon-Ti. The structural carbon fiber body features CNC machining and Grade 5 Titanium pins. Each individual alloy tooth made of AL7075-T6 is CNC machined separately with a specific shape to optimize its performance in every condition. For mounting, the use of the X-Fix ROAD specific kit is recommended, made in AL7075-T6 alloy customized with laser engravings and available in a rich range of anodized colors. CORONA CARBON TI X-CARBORING 36X110 4 BRACCIA MAIN FEATURES: Chainring in AL7075-T6 aluminum alloy, structural carbon fiber with a 3K glossy finish and Grade 5 Titanium pins. Internal 40-tooth gear and 110 mm BCD (4 arms). Compatible with Shimano Dura Ace FC-9100 and FC-9000 cranks, Ultegra FC-8000 and FC-6800 or SRM Origin and Shimano, SRAM and Campagnolo 11-12 speed groups. Compatible with X-Carboring EVO 54 x 110 DA9200 (4 arms), EVO 54 x 110 DA9100 (4 arms), EVO 54 x 110 (4 arms) and the previous non-"EVO" models. 100% made in Italy. Weight (approx.): 33 g.

CORONA CARBON TI X-CARBORING EVO 50X110 DA9200 4 ARMS This 50-tooth sprocket is suitable only for the Shimano power meter or 4iii, it has the step to prevent rubbing on the crank sensor; for the 52 or 54 version there are no issues, only the 50 has the modification for the power meter. CORONA CARBON TI X-CARBORING EVO 50X110 DA9200 4 ARMS MAIN FEATURES: Aluminum alloy AL7075-T6, structural carbon fiber with a 3K glossy finish and Titanium Grade 5 pins. External 50-tooth ring and 110 mm bolt circle diameter (BCD) 4 arms, compatible with Shimano Dura-Ace FC-9200, Ultegra FC-8100, SRM Origin, Rotor Power Meter INSpider and Shimano Dura-Ace FC-R9200-P power meter. Compatible with Shimano Dura-Ace 9200, Ultegra 8100 and all previous 11-speed groups. Not compatible with SRAM AXS 12-speed groups (choose the X-AXS specific sprockets). Requires mounting paired with the internal X-CarboRing 34 x 110 (4 arms). For mounting, it is recommended to use the X-Cover DA9200 matched kit for Shimano DuraAce 9200 12s crankset, made in AL7075-T6 alloy. 100% made in Italy.

CORONA CARBON TI X-CARBORING EVO 52X110 DA9200 4 ARMS Aluminium alloy CORONA AL7075-T6, structural carbon fiber with a glossy 3K finish and Grade 5 Titanium pins.Bolt circle diameter (BCD) 110 mm, 4 arms, compatible with Shimano Dura-Ace FC-9200 cranksets, Ultegra FC-8100, SRM Origin, Rotor Power Meter INSpider and Shimano Dura-Ace FC-R9200-P power meter.Compatible with Shimano Dura-Ace 9200, Ultegra 8100 and all previous 11-speed groups.Not compatible with SRAM AXS 12-speed groups (select X-AXS specific rings).Requires mounting paired with the internal X-CarboRing 36 x 110 (4 arms).For mounting, it is recommended to use the X-Cover DA9200 kit shaped for Shimano DuraAce 9200 12s crankset, made in AL7075-T6 alloy.Alternatively, the X-Fix ROAD kit is available, customized with laser engravings and available in a rich range of anodized colors.100% made in Italy. CORONA CARBON TI X-CARBORING EVO 52X110 DA9200 4 ARMS MAIN FEATURES: Use: Road BCD 110 mm 4-arm ring, compatible with Shimano Dura-Ace FC-9200, Ultegra FC-8100, SRM Origin and Rotor Power Meter INSpider. Compatible with Shimano Dura-Ace 9200, Ultegra 8100 and all preceding 11-speed groups Not compatible with SRAM AXS 12-speed groups (select X-AXS specific rings) Must be paired with its internal X-CarboRing 36 x 110 (4 arms) Recommended to use the X-Cover DA9200. It is a specific kit for Shimano DuraAce 9200 12s cranksets and is made of AL7075-T6 alloy 100% Made in Italy WEIGHT: 104 g

CORONA HOPE 4X104 30T BLACK Chainring with a tight/loose tooth configuration designed for 1x10, 1x11, 1x12 setups, SRAM T-Type, and Shimano HG+ without the need for a chain guide. CORONA HOPE 4X104 30T BLACK MAIN FEATURES: 104 BCD mounting ring. Compatible with 9/10/11 and 12 speeds (including SRAM T-Type and Shimano HG+). Asymmetric tooth profile designed for cross-compatibility and functionality with different drivetrains. Compatible with 9/10/11 and 12 speeds (including SRAM T-Type and Shimano HG+). Better mud retention. Better chain retention. Better performance with extreme chain angles on modern 1x drivetrains. The tooth profile allows greater chain wear before compromising functionality, extending its life. Spiderless rings feature a new leg design with greater strength and rigidity. Tight/loose tooth profile designed to retain the chain without the need for a chain device. Designed to fit 4-bolt cranksets with 104 BCD. Quieter drivetrain and reduced aerodynamic drag. 7075‑T6 treated aluminum CNC machined to offer the perfect balance of lightness and strength. The tight/loose gear is designed to retain the chain without the need for a chain device. Weight: 30T - 42g.