Chain Pack #41 1200 and 2200lbs Maxum 12' L-Rail

The LiftMaster TDC41-12 is a 12-foot rail assembly featuring a #41 chain, designed specifically for use with LiftMaster TDC series chain drive commercial garage door openers. Ideal for taller doors and extended vertical travel, this OEM rail ensures smooth, aligned, and quiet operation.

Whether you're replacing an older rail or outfitting a new operator, the TDC41-12 provides the strength, reliability, and long-term performance required for high-use environments. It comes pre-configured to integrate with LiftMaster TDC openers for easy installation and dependable function.

Key Features:

• 12-foot #41 chain rail assembly for LiftMaster TDC operators

• Built for high-lift or oversized commercial garage doors

• OEM fitment ensures quiet, smooth trolley operation

• Strong steel construction for durability

• Simple installation for upgrades or replacements