1. CONTACT US SURLY Phone 877 743 3191 Web www surlybikes com E mail derby surlybikes com Where We Is 6400 W 105th St Bloomington MN 55438 USA 2. Safety 90kg 34kg 23kg 3. Features 4. www surlybikes com safety Limited Warranty 1 5. 3 25mm 4 5 6 amp 7 D Bag Mraintenance 6. Oo s D 7. SR RY Oo Parts Tist lt 6 amp lt 6 4 4 D lt 4 1 MM Installation 1 V 8