Optima battery??..

Anybody running the AGM in the Mopar style case?
They recommend charging on 10 or 12 amps only, every two months during storage.
Seems to have really held a charge (over 12v) on the shelf for entire winter.
1965-1974 Plymouth Barracuda Parts | MD2467 | 1965-74 Mopar A/B/E-Body AGM Goup 24 Maintenance Free Battery - w/ Yellow Caps | Classic Industries