LBR Spacer Disc, 6″
The LBR spacer disc conforms to the Florida FM-5-15 Limerock Bearing Ratio Test for sample preparation. It is placed within the LBR compaction mold prior to compacting the soil to maintain proper specimen height. The plated steel spacer measures 1.41″ high and 5.94″ in diameter. It also features a threaded hole for removal and insertion of the specimen.