Keels / Production Keels / Internal Ballast
MarsKeel™ supplies Internal Ballast in every shape and size from 10 lb. Trim Ballast Blocks to 50,000 lb. one-piece Internal Lead Keel Casted Inserts. We stock over half a million pounds of standard ingot lead bars at any given time for immediate delivery. In addition, we stock lead shot in bags for internal trim ballast or other tight-to-fit areas including stock cast shapes from our extensive inventory of tooling. 
If custom shapes are required for production casting runs, or as a one-off specific requirement, Marskeel™ can accommodate all of your needs.

SHEET LEAD – LEAD SHIELDING
 
MarsKeel™ supplies sheet lead for many specific shielding applications and other related construction purposes. It is available in rolls and stocked in different roll sizes and thicknesses and ready for immediate shipping. Applications include magnetic shielding, sound proofing, vibration control and other specific shielding needs. In addition our MarShield™ Sheet Lead can be used for ballast applications when additional weight is required for wrapping Lead Keel Bulbs and Fins. 

Click here for specifics and to read more about our MarShield™ Sheet Lead.
 
LEAD SHOT & BALLISTIC SHOT BAGS
 
MarsKeel Technology™ has a number of alternatives for Internal Ballast including lead shot in a number of conveniently packaged forms for your specific application. Lead shot is an excellent option for your ballast requirements when space or tight applications are a challenge. Lead shot is also excellent for trim ballast applications, keel centerboard ballast fills and lifting keel applications. We stock over 20 tons of either our environmentally-friendly bagged shot or bulk lead shot for your convenience. 

Click here for further details about our MarShield™ Lead Shot.