Speed Sac

This product is no longer in stock

£ 70.18

- Variable weight sprint trainer
- Includes 3 durable weight bags
- Fill with up to 10lbs. of sand (30 lbs. total)
- Safely strengthen lower-body muscle groups
- Adjustable leash length to accommodate athletes of any size
- Adjust weight options for variable weight resistance
- Improve your 50-metre dash time
- Improve overall speed/explosiveness

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