Louisville Ladder PK100D Rung Lock Kit for Aluminum Extension Ladder.

Compatibility -- Our PK100D ladder rung lock kit fit only with Louisville Ladder, just aluminum extension ladders. Compatible with AE2200 series (16-32) , AE3200 series (16-40), AE4220PG series ( 16-40) , AE1200HD series (16-32). Easy to Install -- The extension ladder locks kit is easy to install, simply remove the old ladder lock with a tool and install our aluminum extension ladder lock kit. Package Includes -- Our aluminum extension ladder rung lock kit includes 2 runglocks, 2 runglock spring , 2 bolts 1/2 x 2 1/8 R=3/8 , 2 locknuts 3/8 , 1 latch instruction label. Assembly instructions included