PROMAX CR2077 Chainring Bcd 657993341667 5-BOLT 42T

( Brand: Promax ), ( Manufacturer Part Number: CR2077 ), ( Color: Black ), ( Drivetrain Speeds: Single Speed 3/32 ), ( Material: Aluminum ), ( Ring Position/type: Single ), ( Round Or Oval: Round ), ( Tooth Count: 42 ), ( Part Type: Other ), ( Average Delivery Time: 2-3 Days ), ( Package Weight: 0.3500 ), ( Warranty: 30 Days ), ( UPC: 657993341667 )

Review PROMAX 5-bolt Chainring 42t Bcd Black fits 110

Introducing the PROMAX CR2077 5-Bolt Chainring, a high-performance component designed for mountain bikers and road riders seeking to upgrade their drivetrain system. This 42-tooth chainring is engineered with a 110mm Bolt Circle Diameter (BCD), ensuring compatibility with a wide range of cranksets from various manufacturers.

The PROMAX CR2077 chainring is crafted from premium aluminum alloy, which offers the ideal blend of strength and lightweight properties. Its 5-bolt design provides a secure and stable connection to the crankarm, ensuring reliable power transfer and reducing the risk of chain drop.

The 42-tooth profile of this chainring is ideal for riders who require a gear ratio that balances climbing ability with efficient pedaling on the flats and moderate inclines. The tooth profile is meticulously machined to minimize the risk of chain contact with the ring, reducing the potential for chain damage and ensuring quiet, smooth operation.

To ensure a precise fit and optimal performance, the PROMAX CR2077 chainring features evenly spaced bolt holes and a symmetrical design. This not only enhances the aesthetics of your drivetrain but also ensures that the chainline remains consistent, leading to improved shifting accuracy and efficiency.

The PROMAX CR2077 5-Bolt Chainring is an excellent choice for riders seeking a reliable, durable, and high-performance upgrade for their drivetrain system. Its sleek design, combined with its robust construction and optimized tooth profile, makes it an essential component for any serious cyclist's toolkit. Upgrade your bike today and experience the difference that a high-quality chainring can make on your rides.

The Promax Cr2077 5-bolt chainring with a 42 tooth count and 110 BCD (Bolt Circle Diameter) is a popular option for cyclists looking to upgrade their drivetrain or achieve a specific gear ratio. Here are some potential pros and cons of purchasing this particular chainring:

1. Compatibility: This chainring is compatible with a wide range of cranksets that use the 5-bolt interface and 110 BCD.

2. Material: The chainring is made from high-strength aluminum, which is both lightweight and durable.

3. Tooth Profile: The 42 tooth count provides a good balance between climbing and sprinting gears.

4. Smooth Transmission: The tooth profile is designed for smooth and efficient power transfer.

5. Affordability: Compared to other brands, the Promax chainring is relatively affordable.

1. Installation: Installing the chainring may require some experience and tools, as it uses the 5-bolt pattern which can be more complex than other types of chainrings.

2. Chain Retention: Depending on the specific crankset and chain used, there may be some issues with chain retention with this chainring.

3. Wear: Over time, the aluminum chainring may wear down faster than other materials, such as steel or carbon fiber.

4. Limited Color Options: The chainring is only available in black.

In conclusion, the Promax Cr2077 5-bolt chainring with a 42 tooth count and 110 BCD is a solid choice for those looking for a durable, affordable, and efficient chainring with a good gear ratio. However, it may require some installation experience and care for proper chain retention. If the potential cons are a concern, other brands with more expensive options may offer better solutions. It is recommended to carefully consider the specific needs and limitations of your bike and riding style before making a purchase.

part # cr2077 prices

• $29.99-$40.39

specifications utvyank:

• for models: 110
• brand: Promax
• manufacturer part number: CR2077
• color: Black
• drivetrain speeds: Single Speed 3/32
• material: Aluminum
• ring position/type: Single
• round or oval: Round
• tooth count: 42
• part type: Other
• average delivery time: 2-3 Days
• package weight: 0.3500
• warranty: 30 Days
• upc: 657993341667

returns utvyank:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

seller utvyank:

• # reviews: 517696
• rating: 99.6%

shipping utvyank:

• class: Standard, Expedited, One-day
• transit: 3-6 Days
• service: USPS Ground Advantage, FedEx 2Day, FedEx Standard Overnight
• type: Calculated
• cost: $0.00
• carrier: USPS, FedEx

offer utvyank:

• availability: In Stock
• sold: 0
• started: March 25, 2026
• options: Ship-to-home

general utvyank:

• condition: New
• Parts Accessories > ATV, Side-by-Side UTV Parts Accessories > Other ATV, Side-by-Side UTV Parts Accessories

payments utvyank:

• wallet: Paypal
• credit card: Mastercard
• other

Promax CR2077 Is Similar To:

• Promax 372065 Bowden Brake Cable And Housing Set Stainless Steel Universal Black (43.1% similar) $19.99–$27.13. (January 10th, 2025)
• Promax St21-00ba8945-bk Impact Mini Bmx Stem - 45mm Top Load Black (51.7% similar) $41.99–$50.00. (November 26th, 2025)
• Promax Ch0914 C-1 Chain Tensioner - 2-hole Fits 3/8 Inch /10mm Axles Black (51.6% similar) $13.99–$28.12. (December 1st, 2025)
• Promax Sp21-sp877316-bk Sp-877 Suspension Seatpost - 31.6 X 350mm Black (41.3% similar) $45.59–$64.11. (December 7th, 2025)
• Promax St21-0da23060-bk Da-230 31.8mm Length 60mm With Light Mount Black (37.7% similar) $34.99–$44.41. (March 25th, 2026)