shrink ball just a little to hold ball better

diff --git a/3d-printables/caster-standoff-data.scad b/3d-printables/caster-standoff-data.scad
index 77071fa18506670c6b3ffbc8ee5e61af0b060fbd..e5b3dbdb4e6ed01849f7198f26b161f5f6598976 100644 (file)
--- a/3d-printables/caster-standoff-data.scad
+++ b/3d-printables/caster-standoff-data.scad
@@ -13,7 +13,7 @@ use <oshw.scad>
 $fn = 100;
 
 /* measured with calipers */
-ball_diameter = 11 + 0.9; // extra bit added for printing imprecision
+ball_diameter = 11 + 0.85; // extra bit added for printing imprecision
 ball_radius = ball_diameter / 2;
 
 standoff_height = 60; // kyle eyeballed