OneUp Components 4 Bolt Chainring Parts

Upgrade or complete your drivetrain with a OneUp Components 4 Bolt Chainring. These chainrings are easy to fit and will suit a range of 4 bolt cranks in a handful of BCD’s. Choose from standard round chainrings or try out an Oval ring for better traction. Made from a high-grade 7075-T6 aluminium these chainrings use a Narrow Wide tooth profile that eliminates chain drop with a perfect mesh between the chain and ring. Compatible with 9, 10, 11 and 12 Speed SRAM Chains (not compatible with Shimano 12-Speed Chains).

Features:

Round:

• Aggressive crud chamfers for awesome mud shedding performance and extended ring life.
• Reinforced Wide tooth design provides maximum ring durability when run without a bash.
• Made from hard-wearing 7075-T6 aluminium plate
• Weight: 40g (30T), 44g (32T), 54g (34T)

Oval:

• Get ultimate traction by smoothing out the torque delivery to your rear tyre. For MTB riding, oval rings provide more constant torque to the rear wheel thereby reducing spinouts and stalls on tough climbs.
• 12% ovality (32T is equal to a 30T-34T range)
• 115° clocking from the crank arm puts the major axis in your power stroke
• Narrow Wide tooth profile eliminates chain drop with the perfect chain mesh fit
• Perfect chain line with built-in offset. For a quieter drivetrain with improved chain wear and best drop performance
• Aggressive crud chamfers for awesome mud shedding performance and extended ring life
• Reinforced Wide tooth design provides maximum ring durability when run without a bash
• Made from hard-wearing 7075-T6 aluminium plate
• Weight: 51g (30T), 49g (32T), 51g (34T)

Compatibility:

104 BCD:

• Reuse your existing 8-10mm long ring hardware. No new bolt packs required, saves you $$$
• 30T rings have integrated shims and M5 chainring bolt threads to allow the smallest ring size possible on a 104 BCD crank.
• Round Only: 2mm Shims included with 32T and 34T rings. For 2x crank conversions, shims between the crank and ring get you back to an ideal 49-50mm chainline. For 3x crank conversions, shims under the bolt heads allow reuse of your 3x hardware
• Oval Only: 32T rings have integrated shims and M8 chainring bolt threads.

94 BCD – SRAM & 96 BCD – Shimano Symmetrical Compact Triple:

• Subtly slotted bolt holes allow for a perfect fit with both 94 and 96 BCD symmetrical crank arms.
• Perfect 49mm chainline with 2mm Shims included for a quieter drivetrain, improved chainring wear and best no drop performance.
• Reuse your existing 8-10mm long ring hardware. No new bolt packs required.
• Shims – Included with rings. For 2x crank conversions; shims between the crank and ring get you back to an ideal 49-50mm chain line. For 3x crank conversions; shims under the bolt heads allow reuse of your 3x hardware.

96 BCD – Shimano Asymmetrical:

• Perfect chainline 49mm (corrected from stock 50.4mm) for a quieter drivetrain with improved chain wear and best drop performance.
• Includes shims to allow compatibility with your stock Shimano 1X or 2X hardware (no need to buy a new bolt pack)
• Compatible with M8000 XT and M7000 SLX Cranks (Not compatible with XTR M9000 or 10-speed cranks)

96 BCD – Shimano XTR 9000-9020:

• Perfect chainline 49mm corrected from stock 50.4mm. For a quieter drivetrain with improved chain wear and best drop performance
• Threaded for included M9 hardware.
• Removes stock Shimano tab shims (Saves 35g)
• Compatible with: Shimano M9000/M9020 XTR crank arms

Installation: Align the small bump on the inner edge of the ring with your crank arm

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