37557R.S Genie Opener Chain Drive Bullet
The chain drive bullet attaches to the chain allowing the carriage to engage to the bullet. When the carriage is engaged it allows the garage door open and closed riding on the rail of the opener.
Includes 2 Bullet side white pieces with screws to install it.
Original Genie Replacement Part for Chain Drive Units:
Chain Drive Units ChainMax, ReliaG, IntellG, and TriloG and model numbers below.
Chain Drive Rail Units: 1028, 2028, 3020H, 3020H-B, 3024, 3022, 3042, 3120H, 3120H-B,
Chain Drive Rail Units: 4022, 4024, 4042, 4124, 4164 (ChainMax, ReliaG, IntellG, and TriloG, series with these model numbers) 
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