Materials & Finish

RIVET: 5056 Aluminum, natural or 302 stainless steel, passivated.

PIVOT PINS: 303 Stainless steel, passivated.

ROLLER PIN: 302 Stainless steel, passivated.

For 274 and 277 Series:

LATCH BODY: EPDM Rubber, black.

LEVER, KEEPER and BRACKET: 1010 Steel, zinc plated plus bright chromate dip or 302 stainless steel, passivated.

LOCKING ROLLERS: 303 Stainless steel, passivated.

For 284 and 287 Series:

LATCH BODY: Black urethane rubber with 303 stainless steel inserts.

LEVER, KEEPER and BRACKET: 1010 Steel, black powder coating or 302 stainless steel passivated. Highly polished . Vinyl-tipped handle.

LOCKING ROLLERS: 416 Stainless steel, passivated.

Strength Guidelines

274 SERIES
Average clamping force: 120 N (27 lbs.)
Average ultimate load: 1780 N (400 lbs.)

277 SERIES
Average clamping force: 214 N (48 lbs.)
Average ultimate load: 1780 N (400 lbs.)

284 SERIES
Average clamping force: 391 N (88 lbs.)
Average ultimate load: 2220 N (500 lbs.)

287 SERIES
Average clamping force: 440 N (99 lbs.)
Average ultimate load: 2220 N (500 lbs.)