V-groove linear rail, 24" long, induction-hardened 1045 carbon steel, ground and polished, undrilled solid; matches Size 1 (20mm) V-wheels; approx. 0.36 lbs.
COMPONENT
Redi-Rail linear rail, 30mm wide and 250mm long, U-shaped aluminum body with gothic-arch hardened steel raceways, pre-drilled mounting holes, compatible with RRS30 carriage; approx. 0.49 lbs.