This round bag taper spool used to hold the tape and eases the used of bag taper to rolling the tape.This product has 3" outside diameter and perfectly match to be use with both 3/8" bag taper and tapes. Product dimensions: 3" round diameter Product weight: - bag taper spool Plastic material Replacement part. Usage Tips: - Additional info: - TPBAG-SL-38-SC #02459