Small speed bag - MB170S, Metal Boxe - DragonSports.eu
Bag comparison - Speed Bag Forum
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Title Boxing Classic Speed Bag (Small) : Amazon.co.uk: Sports & Outdoors
Meister SpeedKills Leather Speed Bag w/Lightweight Latex Bladder - Black - Large (10.5" x 7") (26.7 cm x 17.8 cm) : Amazon.co.uk: Health & Personal Care
Title Boxing Gyro Balanced Leather Punch Training Speed Bag - Black | Fruugo UK
Meister SpeedKills™ Leather Speed Bag - Black - Small | Meister