A PRE-ORDER ONLY PRODUCT,  please allow 2 to 4 weeks for delivery. Available quantities show to allow our shopping cart to accept orders and do not reflect our on-hand inventory. Scotch Tension standard unfinished beech bobbin for the S95/96 Victoria or S11 Julia spinning wheel. The bobbin has a sheave with three settings on one end to obtain three different spinning speeds. Ratio Range 6:1 to 12:1. PRODUCT of HOLLAND