Weight Robertson GBF stock

[RvdB]

who know the weight of a Robertson GBF stock
i mailed to Robertson some weeks ago but no response.

i'am trying to get my new build as heavy as possible within the rules (10kg) so i need some weights to get the build correct

 

[280man]

Robertson Stocks has been out of business for a few years now. A US based company bought the molds but to my knowledge they have not produced any stocks to date.

 

[painless2]

I have a Robertson Speedy Fclass stack with adjustable cheek piece and Butt plate
And it weighs 70 oz. Hope this helps.
Tom