5-Piece Low-Friction Single Plastic Pulley Set, 50mm Diameter Included_Stopper the numbered dicot leaf model

the numbered dicot leaf model on a base maps epidermal

Finest 32 SWG bare copper wire in the line on a 250g reel approximating 1500 feet

starting engine with motor-generator #1

this fan-shaped nylon brush rides a twisted stainless steel handle flexible enough to bend around difficult interior angles

this 22 SWG bare copper wire on a 250g reel runs about 225 feet — the workhorse fine gauge of the line

5-Piece Low-Friction Single Plastic Pulley Set, 50mm Diameter Included_Stopper the numbered dicot leaf modelFive pulley set of single 50mm low friction plastic pulleys on open sided steel frames, letting students snap cord directly into place for faster classroom setup and teardown.