Experience unparalleled convenience with Klein Tools' refillable chalk capsule. The top-loading feature ensures quick and hassle-free refills with easy view of chalk levels. The secured seal prevents chalk leakage during use and in storage. This refillable capsule is compatible with both the 50-Foot Auto-Retracting Chalk Line (Cat. Nos. CHLK50B and CHLK50R) and the 100-Foot Manual Chalk Line (Cat. No. CHLK100).