JetBlack S3 Sport Indoor Trainer by 99 Bikes
The JetBlack S3 Sport Indoor Trainer is an affordable option for converting your bike into an indoor trainer. It features a single resistance level optimized for indoor riding and fitness improvement. To set it up, replace your bike's rear skewer or thru-axle with the one provided, clip your bike into the trainer, and you're ready to ride. The trainer comes pre-assembled, and its wide base with anti-slip feet ensures stability. After use, it folds into a compact shape for easy storage. Ideal for those seeking an economical way to boost their fitness. SKU: JBT-S3.
The JetBlack S3 Sport Indoor Trainer is an affordable option for converting your bike into an indoor trainer. It features a single resistance level optimized for indoor riding and fitness improvement. To set it up, replace your bike's rear skewer or thru-axle with the one provided, clip your bike into the trainer, and you're ready to ride. The trainer comes pre-assembled, and its wide base with anti-slip feet ensures stability. After use, it folds into a compact shape for easy storage. Ideal for those seeking an economical way to boost their fitness. SKU: JBT-S3.
The JetBlack S3 Sport Indoor Trainer is an affordable option for converting your bike into an indoor trainer. It features a single resistance level optimized for indoor riding and fitness improvement. To set it up, replace your bike's rear skewer or thru-axle with the one provided, clip your bike into the trainer, and you're ready to ride. The trainer comes pre-assembled, and its wide base with anti-slip feet ensures stability. After use, it folds into a compact shape for easy storage. Ideal for those seeking an economical way to boost their fitness. SKU: JBT-S3.
The JetBlack S3 Sport Indoor Trainer is an affordable option for converting your bike into an indoor trainer. It features a single resistance level optimized for indoor riding and fitness improvement. To set it up, replace your bike's rear skewer or thru-axle with the one provided, clip your bike into the trainer, and you're ready to ride. The trainer comes pre-assembled, and its wide base with anti-slip feet ensures stability. After use, it folds into a compact shape for easy storage. Ideal for those seeking an economical way to boost their fitness. SKU: JBT-S3.
in 10 offers
The lowest price for JetBlack S3 Sport Indoor Trainer by 99 Bikes right now is $148.99 at Crooze, compared across 10 retailers.
The all-time low was $18.00 on 5 Sept 2024 — today's price is 728% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 6 Oct 2026.
Last updated at 06/10/2026 03:15:47
JetBlack S3 - Sport Trainer
30-day returns
JetBlack S3 Sport Indoor Trainer | Magnetic Resistance | Tyre Drive Type
Delivery between 15–19 Oct $29
Jetblack S3 Magnetic Sports Trainer
Jetblack S3 Sport Trainer
Delivery between Thu – Mon $22.33
Jetblack S3 Sport Trainer
Delivery between Wed – Mon $39.21
Jetblack S3 - Sport Trainer
Delivery between 7–20 Oct $59
JetBlack S3 Magnetic Sport Trainer
Jetblack S3 – Sport Trainer
Free delivery between 12–20 Oct
JetBlack S3 Sport Trainer in Black
Free delivery
Jetblack S3 Sport Magnetic Indoor Trainer | Ivanhoe Cycles
Delivery $80
originally posted on 99bikes.com.au
Easy to set up, easy to use, and looks good. Very happy with the ability to keep peddling when the weather isn't the best to be outdoors.
originally posted on 99bikes.com.au
awesome devicegreat servicecouldn't be happier
originally posted on 99bikes.com.au
Easy to set up and use for an old timer like me. Happy to recommend it.
| Axle Compatibility | Thru Axle, Quick Release |
| Wheel Size | 700c |
| Bike Type | Almost any type of bike |
| Software Compatibility | Zwift, Other indoor trainer apps (by removing the Zwift Cog and replacing with cassette of choice) |
| Cassette Compatibility | Cassette of choice (by removing the Zwift Cog) |
JetBlack S3 - Sport Trainer
30-day returns
JetBlack S3 Sport Indoor Trainer | Magnetic Resistance | Tyre Drive Type
Delivery between 15–19 Oct $29
Jetblack S3 Magnetic Sports Trainer
Jetblack S3 Sport Trainer
Delivery between Thu – Mon $22.33
Jetblack S3 Sport Trainer
Delivery between Wed – Mon $39.21
Easy to set up, easy to use, and looks good. Very happy with the ability to keep peddling when the weather isn't the best to be outdoors.
awesome devicegreat servicecouldn't be happier
Easy to set up and use for an old timer like me. Happy to recommend it.
| Axle Compatibility | Thru Axle, Quick Release |
| Wheel Size | 700c |
| Bike Type | Almost any type of bike |
| Software Compatibility | Zwift, Other indoor trainer apps (by removing the Zwift Cog and replacing with cassette of choice) |
| Cassette Compatibility | Cassette of choice (by removing the Zwift Cog) |
