United Security Products
Proven Performance Since 1970
Made in America
Twist Loc & Arrowheads
Security Professionals know that protection starts at the perimeter. If your
customers expect optimum performance and modern styling built to last a lifetime, then choose the Twist Loc. It takes only one turn to install. Twist Locs use nickel plated brass housings. Hard nickel matches all aluminum frames perfectly and allows self threading installation. Only premium grade components are used for reliability.
Magnet Only, Switch Only, OC & SPDT Versions also Available
A1
CC
Up to 3/4” Gap
Self thread into 3/8” drilled wood
Available in white, gray, bronze or black
One Turn Locks in Place, One Turn Removes For Tests
Comes in Standard, with Disc Magnet, or Quick Connect
Plastic Composite offers ease of a Twist Loc with Affordability of a Press Fit
A1-D
CC
Up to 3/4” Gap
Self thread into 3/8” drilled wood
Available in white, gray, bronze or black
One Turn Locks in Place, One Turn Removes For Tests
Comes in Standard, with Disc Magnet, or Quick Connect
Plastic Composite offers ease of a Twist Loc with Affordability of a Press Fit
260-8
Up to .675” Gap
3/8” x 5/8”
Closed Circuit
24” Leads
.4” diameter
disc magnet
​
240-8
.6 Inch Gap
Size 1/4”x 1/2”
Closed Circuit
24” Leads
.4” diameter disc magnet
260
Up to .675” Gap
3/8” x 5/8”
Closed Circuit
24” Leads
Approved by CA Fire Marshal for fire doors