both gearboxes are included

- CNC machined aluminum

1:10 scale 12mm hex truck wheels

providing versatility for changing and/or enlarging the basic circuit

Lockout adjustments are unlimited

K & S Metals - Round Brass Rod Assortment Model Rockets Single Rockets both gearboxes are includedThis helpful assortment includes precision crafted brass rods that offer strength, flexibility, and machinability. Made from top quality brass, these rods deliver durability and a classic look. Perfect for DIY projects, custom designs, and intricate engineering tasks, these brass rods provide the reliability and adaptability you need. Includes: 1 . 020" Diameter 1 . 072" Diameter 1 . 081" Diameter 1 . 114" Diameter 1 1 32" Diameter 1 3 64" Diameter 1