Chamberlain 1/2Hp Chain Drive Opener Tapes & Dispensers High speed blasting along the

High speed blasting along the cutting edge strengthens the blade to reduce breaks and increase durability

no replacement ballast or installation of led driver or removal of old ballast required

Includes 6 replaceable razor blades

Precision ground teeth stay sharper longer and deliver smooth

and a professional finish

Chamberlain 1/2Hp Chain Drive Opener Tapes & Dispensers High speed blasting along theDrive Type: Long lasting chain drive. Trusted security: Security+ 2. 0 technology provides unmatched encryption (100 billion codes). BILT intelligent instructions: 3D instructions for a quick, easy installation. Lifting Force 1 2HP Support standard aluminum doors with a lift force equivalent to 1 2 HP*. Durable Chain Count on long term reliability with the durable chain drive system.