Hamas id using heavy new missile systens
Fajr 5 (military codename M-75) and Burkan (A-122), Fajr 5, an Iranian product with a long range and 333mm caliber which is mounted on a Mercedes Benz 2631 forward control chassis. This rocket weighs a ton, Its warhead is packed with 175kg of fragmentation warhead containing 90kg of high explosives. Hamas’ rocket engineers reduced its payload to extend the Fajr’s range to 170km
They are waiting to get GPS kits for the missiles
This is the why of the ground assault.
Story here
https://www.debka.com/hamas-brings-out-high-powered-rockets-to-hit-strategic-israeli-targets/
How much did the Biden team pay/help them with this technology, I wonder.