Lightcarbon LCR72 "aero racing gravel"

Started by zealot128, April 24, 2026, 06:42:07 AM

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ChocoLateBN

Quote from: bicycie on November 11, 2026, 06:47:04 PMJust received the size M frame in matt black yesterday. Shipping started on October 30th, and it arrived in Canada on November 10th via UPS. I paid an additional $30 USD in duties and taxes.

The frame arrived in a well packaged box, with every part of the frame individually wrapped in foam for protection. Some parts were wrapped in many layers of foam for extra protection. Overall, matt black finish and build quality are acceptable. See attached pictures for reference.

One thing worth mentioning is that the HBR18 has a flattened section along the drops for improved ergonomics. This detail wasn't evident in the catalogue photos.

The headset bearings seat nicely and firmly in the head tube, and the bottom bracket threads smoothly into the BB shell by hand. No facing or thread chasing was required.

weight: frame 1202g, fork 489g, seatpost 203g, handlebar 320g, total=2214g.

Unfortunately, the build is going to be delayed because the T47 threaded bottom bracket included with the frame shipment appears to be defective. Both BB cups will thread into the drive side, but neither will properly engage the threads on the nondrive side. This not is a Lightcarbon issue, as the bottom bracket itself is manufactured by Gineyea. I'll be following up with Lightcarbon to see if I can get a refund or replacement. The irony is that one of the reasons I ordered the bottom bracket directly from Lightcarbon was to avoid potentially ordering the wrong standard.

Thanks for your images! Are you able to take a picture of the front of the head tube/steer tube and possible, let me know wide it is? I'm going to be adding in a custom decal there.

Also, it's unfortunate your bottom bracket was faulty. What will you be going with? And what drivetrain are you going to use?

bicycie

Quote from: kvnp on November 11, 2026, 09:35:17 PMHey,

Do you think you can provide the seatpost measures like the width and the length of the seatpost base. I want to check if a Seka seatpost can fit the frame.

Thank you :)

The seatpost dimensions are 40mm in length by 25mm at the widest part of the teardrop. Please see the attached photos (my digital caliper ran out of battery). I hope this helps.

bicycie

Quote from: ChocoLateBN on November 12, 2026, 03:11:32 AMThanks for your images! Are you able to take a picture of the front of the head tube/steer tube and possible, let me know wide it is? I'm going to be adding in a custom decal there.

Also, it's unfortunate your bottom bracket was faulty. What will you be going with? And what drivetrain are you going to use?

Of course! See pictures for the head tube and measurement.

I just ordered the same Gineyea steel bearing bottom bracket off of Aliexpress. Hopefully I get a functional one this time. I will be using an Ultegra crank with Ltwoo EGR groupset. How will you be building yours up?

ChocoLateBN

#228
Quote from: bicycie on November 12, 2026, 11:41:12 PMOf course! See pictures for the head tube and measurement.

I just ordered the same Gineyea steel bearing bottom bracket off of Aliexpress. Hopefully I get a functional one this time. I will be using an Ultegra crank with Ltwoo EGR groupset. How will you be building yours up?

That was extremely detailed, thank you for the picture!

I'll be using 2x Ultegra Chainrings and am looking to get a Magene P515 power meter with their carbon TEO cranks. I asked for the DUB bottom bracket but have thought about going for a Wolftooth one for a little bling, but that'd be another expense. I'll probably stick with the provided one and replace in the future. The build is getting a quite expensive already for me 😂

I have purchased two wheelsets, one for road and another for gravel from Serenade. I'll probably be 80-90% on road unless I go with specific friends.

I'm a big guy, about 100kg/220lbs so I'm going for maximum comfort with wide internal rim wheels and wider tires. Road has 25mm internal (plan to run 35mm GP 5000S if I can buy/find them, 32s if I can't) and Gravel has 30mm internal. A little sad I would have to effectively use 40mm gravel tires since they'll blow up significantly to ~43mm. Hopefully clearance with a FD/2x setup is more forgiving so I can go to 45s so I look forward to everyone's builds as I wait for mine.