Attach wheels and gears with our solid stainless steel D shaft axles. Includes: four 28mm, four 52mm, two 80mm, two 132mm, & two 164mm
A variety of heavy-duty aluminum structural building plates: four 3×3 gusset plates, four 3×5 gusset plates, four 3×7 gusset plates, four 3×9 gusset plates, & four 5×5 gusset plates.
Four 30cm diameter 4 hole aluminum hubs with four set screws.
A variety of flat heavy-duty aluminum structural parts. Includes: four 3 hole flat beams, four 5 hole flate beams, four 9 hole flat beams, & four 11 hole flat beams
Secures to a 4mm D shaft axle using a set screw to prevent horizontal movement of axle or parts.