hi there ricko i have the perfect thing you are looking for cost is ten pound an hour we are passed for 50 bmg and below two tunnels at 100yrds shoot from 10am till 10pm 7 days a week. just ring up for a time slot as rolling up on spec does not work.
for more info on are range look at
www.caltonmoorrange.com everything you need to no is on there
regards mike