Ft Crossword 15922

[mikem004]

8d) Butt having dislodged a gunsight, bolt securing it (8,5)
-A-G-I-G/---C-
22a) Supporters, fifty by the way carried by planes, say (8)
--E-T-E-

[bookbinder]

8d laughing stock

[bookbinder]

22a trestles?

[elliemay1]

trestles?

[elliemay1]

tre st(way) l (50) es

[elliemay1]

^ plane trees

[bookbinder]

22a supporters = trestles
fifty = l
by the way = st (street)
carried by planes = trees (plane trees)

[mikem004]

I can't see how "trestles" relates to the clue.
trestles = supports
L = 50
But apart from that...

[elliemay1]

^^