This part is the mounting hub (with retainer spring) used in the LPL Fine Focus Assembly as supplied with the LPL 4x5 enlargers and available as an accessory for the LPL 7700/670XL enlargers. The fine focus assembly is secured on the shaft by a small D-shaped spring clip. With heavy use, this plastic collar holding the clip wears or splits, at which point the fine focus does not work corectly or falls off the enlarger. If your original hub is broken, this is the correct OEM replacement. Includes the securing clip.
The full fine focus assembly is available (see Related Products below)
Fits the fine focus assembly as used on the following: