I am building a platform lift. I am using a 16 ft long by 21″ wide plank. I am using a 8 pulleys in this system. See photo here: http://i186.photobucket.com/albums ...
Timing pulleys that are designed with a millimeter-based pitch designation. Timing pulleys mate with same-pitch timing belts in synchronous drives. Timing pulleys are used in power transmission ...
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