Strait-Line 1932874 IRWIN Speedline Chalk Reel, 100' Wide DoorFor quick and easy chalk fill 100' Abrasion-Resistant Poly Line Provides 5-6 strikes per pull 3:1 Gear Ratio Rewinds line 3X faster than traditional chalk reels Robust Steel Handle and Large Ergonomic Clutch For increased durability, strength, and torque Lightweight ABS HousingWithstands jobsite wear and tear