Easy fill and lock top features a large, 1/4-turn locking top for quick chalk fill and easy access to reel internals; 30m hi-tensile line is stronger for fewer breaks and for use on rough, abrasive surfaces; 6:1 gear ratio rewinds line 6X faster than traditional chalk reels; metal drive gear resists gear failure under heavy load; robust steel handle and large ergonomic clutch for increased durability, strength and torque; wide-prong hook for secure anchoring; durable aluminum housing provides impact resistance. Includes: 2 oz. of chalk re-fill.