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Chapter 3. BallistaMail > Skein Plates, Supports, and Their Attendant Mysteries - Pg. 77

MAKE: PROJECTS Eccentric Cubicle quantity, if only for its usefulness as bushings. [Figure 03.27] Clean the facing surfaces of the washers and 1 / 4 " ID tubing, and carefully flux up the contact points. Use a length of 1 / 4 -20 threaded rod and two nuts to clamp the lot of them together. Then, fire up the torch and solder the joints. When the metal has cooled, clean up the surfaces with a wire brush and insert the bushing (that's the 3 / 16 " OD tubing, for those of you who might have dozed off). It ain't pretty, but it's a pulley, dammit, and it's gonna do the job just fine. [Figure 03.28] Install the pulley axle by drilling 1 / 8 " holes located as shown Figure 03.29: Fitting the pulley Figure 03.30: The pulley and rear guide rail mounting blocks properly positioned Figure 03.31: At last! The critical skein balancing dimension revealed. 66