Irwin 10507684 Strait-Line Mach 6 Reel + Blue Chalk The Irwin 10507684 chalk reel features an easy fill & lock top that provides a wide opening for increased speed and visibility when filling the reel or accessing the internals. This 30m high tensile line is stronger for fewer breaks when used on rough, abrasive surfaces. It is extremely durable thanks to its aluminium housing. Features: 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 Open access back panel allows for a quick line change and cleaning 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 aluminium housing provides impact-resistance Comes with: 113g of blue chalk Specification: Line Length: 30m (100\')