Not sure if your existing seat post tube will fit our bike seats?
Don’t worry — we’ve made it simple. The Adsports Sure-Fit Set includes a perfectly matched wide comfort saddle and seat tube for guaranteed compatibility and easy installation. Just remove your existing post, measure the height and diameter, and if it matches this set — it’s the one for you. Whether you’re upgrading from an old post or fitting a new saddle, the Sure-Fit Set ensures a secure, comfortable fit on most bikes in New Zealand.
Experience true comfort and stability on every ride with the Wide Bicycle Saddle with tube set from Adsports. This upgrade combines the cushioned Adsports Extra Wide Bike Seat with a durable 30.8 mm aluminium seat tube—giving you superior comfort, strength, and an easy-fit replacement for your current saddle setup.
Why Choose This Seat and Tube Combo
This combination provides the perfect balance of support and flexibility. The wider saddle relieves pressure on your sit bones and lower back, while the dual coil springs smooth out bumps and vibrations. Paired with a high-quality 30.8 mm seat post tube, it delivers a stable, long-lasting connection that enhances every ride—whether you're on the road, track, or city paths.
Key Features
- Ultimate Comfort: Punched high-density foam padding and a broad 24 cm seat width distribute weight evenly, reducing discomfort on long rides.
- Shock-Absorbing Design: Dual coil springs under the saddle absorb shocks from rough terrain for a smoother, more enjoyable ride.
- Breathable Ventilation Channel: Central airflow channel prevents heat build-up and keeps you cool during long commutes or weekend rides.
- Strong Alloy Seat Tube (30.8 mm): Lightweight aluminium alloy construction provides stability and corrosion resistance.
- Adjustable Fit: 350 mm seat tube length with etched measurement marks for easy saddle height adjustment.
- Safe Installation: 85 mm minimum insertion depth ensures a secure, frame-friendly fit.
- Universal Mounting: Works with both direct-mount plain tubes (up to 24 mm) or standard rail-mount seat post heads (51 mm spacing).
Sure-Fit Product Specifications
- Brand: Adsports
- Model: BS4071 Saddle with 30.8 mm Seat Tube
- Saddle Dimensions: Approx. 24 cm × 20 cm × 7.5 cm
- Seat Tube Material: Aluminium Alloy (AL6061-T6)
- Tube Diameter: 30.8 mm
- Tube Length: 350 mm
- Minimum Insertion: 85 mm
- Weight: Approx. 630 g (saddle only)
- Compatibility: MTB, road, hybrid, cruiser, and city bikes
Benefits of this Wide Bicycle Saddle with Tube Set
- Instant comfort upgrade for any bike – perfect for long commutes or scenic weekend rides.
- Improves posture and reduces back strain with wide ergonomic support.
- Dual coil springs absorb road shocks, minimising vibration and fatigue.
- Lightweight 30.8 mm seat post ensures durability and precise height adjustment.
- Universal fit options make it easy to install with basic hand tools.
How to Set Your Saddle Height
Adjust your saddle so that your leg has a slight bend (around 25–30°) at the lowest pedal position. Always ensure the seat tube is inserted beyond the 85 mm minimum insertion line for frame safety. For best comfort, start with the saddle level and adjust tilt slightly until your pelvis feels neutral.
Questions & Answers
- Q: How do I install the seat and tube together?
A: Insert the 30.8 mm seat tube into your bike frame. Slide the saddle clamp onto the top, align for comfort, and tighten using two spanners.
- Q: How can I reduce pressure when riding long distances?
A: The wide saddle shape and central ventilation channel relieve pressure from sensitive areas, while the foam padding cushions your sit bones for endurance rides.
Summary
The Wide Bicycle Saddle with tube offers a complete comfort upgrade for any bike. With plush foam padding, dual coil springs, and a sturdy 30.8 mm aluminium seat tube, this combo ensures stable support, smooth rides, and better posture on every journey. Ideal for riders who want a reliable, easy-to-install solution that keeps them comfortable mile after mile.
