1.9" Dual Stage "Revolver Foam" Inserts(Adjustable Counterweight)for RC Crawler

Description

First of its kind, adjustable counterweight foam insert for 1.9" wheels.
Here is simple math for your wheel weight.  Each brass slug weights 8.80 grams, 12 slugs max. for each foam, so there's over 105 grams ( 3.72 oz ) of weight max. for each wheel, so you can fine tune your rigs for the most difficult terrain.
Inner white foam
features our most popular
High Density Foam
for
extra weight
and the most needed support on sidewall for greater side hilling performance.
Outer
one are made from
soft / black medium foam
that easily conforms to the terrain to provides the
maximum grip
.
Package include:
1.9 Dual Stage Foam x 2
Brass Slugs x 24