Super Strength Arms JR Long (8) S.T.E.M Toys- Science while the area underneath glows

while the area underneath glows with twenty-two blue LED lights

capturing the toys inside for easy cleanup

Includes a Spider-Man Hot Wheels vehicle so the fun starts immediately

lots of fun and laughter

Super Strength Arms JR Long (8) S.T.E.M Toys- Science while the area underneath glowsFor those requiring a really heavy duty servo arm, the Dubro "Super Strength" arms will fit the bill. Features: Fits JR servos with splined output shafts. Grey composite plastic servo arms. Includes: 2 each of short, medium and long servo arms the extend in one direction from the servo center. Also has two long arms that extend in two opposing directions from the servo center. Specs: Short : Mounting holes at: 12, 15 and 18mm. Total length 23mm.