Gen 4 Collars · Installed viewsJFM Gen 4 Collar System
The required foundation for every JFM fishing accessory and Spot Lock setup.
- Increased stability
- Added buoyancy
- Factory-style fit
- Compatible with JFM mounting systems
Choose your jet ski and we’ll guide you through a compatible JFM setup, from Gen 4 Collars through to Spot Lock, battery storage and rod holders.

Build a complete new Gen 4 system, or upgrade the PoCa Marine collars you already own.
Not sure which collars you have? Email a few photos to pocamarine1@gmail.com and we’ll identify them for you.
Search by brand or model. If your ski isn’t listed, the JFM Team can confirm compatibility for you.
Start with Gen 4 Collars, add rod holders if needed, then configure Spot Lock and the battery system.
Gen 4 Collars · Installed viewsThe required foundation for every JFM fishing accessory and Spot Lock setup.
Gen 4 Reinforcement Upgrade · Example installationBring existing PoCa Marine Gen 4 Collars up to the latest lower reinforcement specification.
This kit is for existing Gen 4 Collar owners. New Gen 4 Collar Systems already include the latest lower reinforcement as standard.
JFM Rod Holders · Collar accessoryAdd marine-grade rod holders to the accessory mounting points on your Gen 4 Collars.
You can add up to four rod holders. If Spot Lock is selected, one accessory mount is used by the motor and the maximum becomes three.
JFM Spot Lock · Installed viewsTurn your jet ski into a GPS-anchored fishing platform with quick-release mounting.
The mount can be fitted on either side of the collars. You only need to choose front or rear.
JFM Battery Box · Product detailsA secure, weather-resistant battery storage solution designed around the JFM Spot Lock system.
Your ski may not be in our system yet, or it may require a closer fitment check. Send the JFM Team your details and we’ll confirm whether we have a compatible solution.