The promag bipod is junk.
Sammy invest in an all steel bipod instead of one with plastic feet. Youll be happy you did.
I got both of mine from sellers on hkpro for about 140 each. Gordon Miller (hkspecialist.net) sells new ones, but they are expen$ive.
"When they kick at your front door, how you gonna come? With your hands on your head or on the trigger of your gun?" - Paul Simonon