SKU: Milwaukee 2442-21
UPC: 045242286331
Weight: 7.04

Milwaukee 2442-21 M12 20oz. Aluminum Barrel Sausage Style Caulk and Adhesive Gun Kit

List: $335.00 $219.00
+ Free Shipping!
Only 4 left in stock, -3 will be special ordered.

Only 4 left in stock

In Stock


Milwaukee 2442-21 Description

The M12 Caulk and Adhesive Gun is the lightest, most compact cordless powered caulk gun on the market today. With up to 400 lbs. of pushing force the M12 Caulk Gun easily dispenses everday construction sealants and adhesives. The combination Variable Speed Trigger and Max-Speed dial allow for total application speed control. The 3600 Rotating Collar delivers maximum control around turns. The tool also features auto-reversing anti-drip, a seal puncture tool and durable hang hook for versatility on the job. Powered by the revolutionary M12 REDLITHIUM Battery, the M12 Caulk Gun will dispense up to 150 10oz. tubes of building sealant on one charge.

This configuration is designed to work with 20oz. sausage pack style material containers. Milwaukee also offers accessory conversion kits to change to 10oz. cartridges (48-08-0900) and Quart cartridges (48-08-0910).

Milwaukee 2442-21 Includes

  • (1) 2441-20 M12 Caulk Gun
  • (1) 20oz. Aluminum Sausage Style Barrel
  • (1) 20oz. Plunger Rod
  • (1) Sausage Style Piston
  • (1) Nozzle Assembly
  • (1) M12 Compact RED LITHIUM Battery Pack
  • (1) 30-Minute Charger

Milwaukee 2442-21 Features

  • Constant Flow Technology - Consistent beads resulting in cleaner, faster installations
  • Top Speed Dial & Variable Speed Trigger - Complete dispensing rate control
  • Compact & Lightweight - Up to 40% less weight than competitive cordless caulk guns
  • Automatic Anti-Drip - reverses plunger relieving pressure from the tube
  • Up to 400 lbs. of pushing force - easily dispenses common construction sealants and adhesives

Milwaukee 2442-21 Specifications

Force:400 lbs.
Trigger:Variable Speed
Tool Length:26-1/2"
Tool Width:4.9 lbs
Three Sixty Degree Rotating Collar:Yes
Pushing Force:400 lbs.
For Use With:20oz. Sausage Packs
Hang Hook:Yes
Speed: 0 - 29 Inches per Minute


Powerstate Brushless Motors deliver more application speed, torque and durability than brushed tools. Perform the task at hand with reduced noise, improved cooling, and less maintenance in between jobs.


REDLINK PLUS is an innovative union of hardware and software that lets you manage the performance of your batters and tools. It prevents damage to the tool and battery with overload protection and adjust to each tool to optimize performance.


Built to withstand harsh work environments, REDLITHIUM-ION Batteries deliver the power you need at 20% cooler operation and think faster than other professional batteries for consistent and reliable performance.