SYMPOSIUM® Rollerblock Upgrades
Symposium offers, whenever possible, upgrade of its existing or prior models to current standards. Please select any of the upgrades to the Rollerblock series below for further details.
Rollerblock UpgradesUpgrade original Rollerblocks to current Series 2+, or refurbish older Series 2 bodies
brings original Rollerblocks to Series 2+ standards
Grade 10 Tungsten Carbide UpgradeImproves performance over standard chromium steel (supplied) balls OR older Tungsten Carbide Grade 25 balls (supplied before 2001)
recommended for most systems
The Superball Upgrade Brings Rollerblock performance to an entirely new level!
the ultimate state of the art