Cycling inner tube for training rides that promises reliable pressure and straightforward fitting, Continental R28 Training Presta Inner Tube. Confidence on long rides comes from consistent air retention and a secure Presta valve. Is this the right spare to keep your training wheels rolling reliably?
⚡ At a Glance
- • Air Retention: Consistent pressure holding on long rides, supported by user reports
- • Best for: Road and training cyclists who ride 700C tyres from 25 to 32C
- • Not ideal for: Riders using tyre widths outside the 25–32C range
Fits 25–32C tyres and uses a 42 mm Presta valve. Weighs 139 grams and is model number 181921.
Secure Inflation - Thanks to the 42 mm Presta valve
Presta valve with a 42 mm length gives a stable connection for most pump heads and a firm locking nut for inflation. Reviews highlight straightforward fitting and a secure valve seal during use.
Secure inflation reduces the chance of air loss during rides and speeds up on-road repairs.
Compatibility with 700C Tyres - With fit for 25–32C widths
Designed to fit 700C wheels and a tyre width range of 25 to 32C, covering common road training sizes. The sizing suits both narrower road tyres and slightly wider training tyres.
Works as a reliable spare for most road training setups and many light gravel tyre choices within the stated range.
Lightweight Handling - With a 139-gram construction
Measured weight of 139 grams keeps rotating mass modest compared with heavier options. Lighter inner tubes generally contribute less to overall wheel weight.
Keeps wheel feel responsive and helps with quick accelerations during intervals or club rides.
✨ The 4 Key Reasons for Continental R28 Training Presta Inner Tube
- 42 mm Presta Valve - Secure pump connection, reduces risk of valve leaks mid-ride
- Fits 25–32C Tyres - Covers common road tyre widths for versatile training use
- 139 g Weight - Lightweight inner tube aids quicker acceleration and snappier climbs
- Durable Construction - Withstands rough roads and gravel on regular training rides
📋 Technical Details at a Glance
- Category: Sports
- Product type: Inner tube
- Fits Tyre Size: 700C x 25–32C
- Valve Type: Presta
- Valve Length: 42 mm
❓ Frequently Asked Questions
Q: What tyre sizes does this tube fit?
A: Fits 700C tyres in the 25–32C width range.
Q: What type and length of valve is fitted?
A: Presta valve, with a 42 mm valve length.
Q: Is it durable enough for rough roads and gravel?
A: User reviews note durability on rough roads and gravel, along with consistent air retention and easy installation.
🏆 Our Verdict
Suitable for road and training cyclists who need a dependable spare that fits common 700C tyre widths. The combination of a secure 42 mm Presta valve, consistent air retention and a lightweight 139 g construction makes it stand out for regular use. Durable performance on rough surfaces suggests good long-term value for frequent riders.
