Testimonials Press Links Contact       Pieces     Stool to trolley     Attaching the bass     Trolley to stool     Rolling     Sitting How it works Trolley to stool 7/8 The two taps under the seat is placed on top of the tubes of the stool piece in an angle so you can see them.   Your bass trolley is great for those country walks - and a delight in an urban situation too. Out the apartment door - down the elevator onto the street and sail on to the gig. Its perfect. Kent Carter France   More reviews.. © 1999-2016 Double Design of Scandinavia AB, Sweden, Tel +46 707 18 16 20,