Alan Wade took the honours in the third round of the Down the Line League in very windy and cold conditions at Meary Veg.
He returned a score of 124 to take the high gun prize, ahead of Jeff Corkill on 117 who finished ahead of first round leader Dave Corlett on countback.
There will be a work party at the ranges this Sunday with no competition shoot.
LIVE: 2026 Commonwealth Games
Live coverage from Glasgow from 23 July to 2 August
Southern 100 highlights to be screened in Castletown Square
Volunteers also being offered complimentary drink
Swim team setting records and gaining fans
strong performances all round
CWG: Busy day for Team Isle of Man in Glasgow
Manx records broke by Isle of Man's swimmers