50 KNEX Small 1" Gray and Blue Locking Gears - K'nex Education Replacement Parts

You get 41 Gray & 9 Blue. 1 inch locking gears. This lot is a great way to expand your collection or replace lost pieces. The pieces are made of high-quality plastic. * Brand: Knex * 50 piece * Color: Gray-41,Blue-9 * Material: Durable plastic Condition: Pre-Owned Used not abused Lot 19