HomeStoreCTR - Carbon Fiber Road Bike-Green
CTR - Carbon Fiber Road Bike-Green
| Component |
Specification |
| Frame |
ROCKBROS 700C Carbon Fiber Frame |
| Front Fork |
ROCKBROS Carbon Fiber Fork |
| Handlebar |
Integrated Carbon Fiber Aero Handlebar |
| Stem |
Integrated Carbon Fiber Aero Stem |
| Saddle |
DDK Saddle |
| Seatpost |
Carbon Fiber Seatpost |
| Shifters |
ShunTai 2×12-Speed Shifters |
| Derailleurs |
ShunTai 2×12-Speed Derailleurs |
| Cassette |
12-Speed 11–32T Freewheel |
| Brakes |
ShunTai Hydraulic Disc Brakes with 160mm Rotors |
| Crankset |
Driving Hollow Crankset 170mm × 50/34T |
| Rims |
700C Carbon Fiber Rims, 40mm Depth |
| Hubs |
Aluminum Alloy Sealed Bearing Hubs |
| Spokes |
14G High-Carbon Steel with Brass Nipples |
| Tires |
Innova 700C × 28C F/V Tires |
| Weight |
≈ 8.98 kg (M Size) |

CTR ShunTai vs CTR Shimano 105 — Shifting & Braking System Comparison
| Feature |
CTR ShunTai Version (2×12 Speed) |
CTR Shimano 105 Version (2×12 Speed) |
| Shifters |
ShunTai integrated hydraulic shifters with a slightly heavier, mechanical feel. Shifting travel is longer but crisp and reliable. |
Shimano 105 R7120/R7170 dual control levers with refined ergonomics. Smooth, light, and highly precise shifting response. |
| Shifting Mechanism |
Traditional cable-actuated system, with minor delay between front and rear derailleurs. |
Advanced Shimano mechanical or electronic system (depending on setup) for faster, more accurate gear changes. |
| Brake Type |
ShunTai hydraulic disc brakes using mineral oil. Strong braking power but firmer lever feel. |
Shimano 105 hydraulic disc brakes with mineral oil. Smooth, linear braking power with excellent modulation and heat control. |
| Brake Calipers |
Aluminum dual-piston design, simple and easy to maintain. |
Shimano BR-R7170 (or similar) dual-piston calipers with high heat dissipation and consistent braking. |
| Brake Pads & Hoses |
Uses standard mineral oil and compatible aftermarket pads. |
Shimano original mineral oil and pads, offering longer lifespan and higher compatibility. |
| Maintenance |
Easy and low-cost maintenance. |
Longer service life but higher maintenance cost. |
| Riding Feel |
Suitable for daily commuting and entry-level riders. |
Ideal for intermediate to advanced riders seeking superior shifting and braking control. |
From $466.66Original: $1,555.55
-70% CTR - Carbon Fiber Road Bike-Green—