diff --git a/components/model/fence.vue b/components/model/fence.vue
index 44a200f..222c2fd 100644
--- a/components/model/fence.vue
+++ b/components/model/fence.vue
@@ -53,6 +53,7 @@ const instanced_lamelle_material = props.models.lamelle.children[0].material
 const instanced_lamelle_count = 24
 const instanced_v = [instanced_lamelle_geometry, instanced_lamelle_material, instanced_lamelle_count]
 watch([instanced_lamelle, fence_section, extra_section, lamelles_count, extra], () => {
+    // console.log(props.index, instanced_v, instanced_lamelle.value)
     for (let i = 0; i < instanced_lamelle_count; i++) {
         if (instanced_lamelle.value) {
             const scale_x = (((extra.value as number) || fence_section.value) * 10)
diff --git a/composables/useCalc.ts b/composables/useCalc.ts
index c11aef2..b164771 100644
--- a/composables/useCalc.ts
+++ b/composables/useCalc.ts
@@ -16,5 +16,5 @@ export const use_section_count = () => useState('section_count', () => n)
 export const use_extra_section = () => useState('extra_section', () => 0)
 export const use_total_length = () => useState('total_length', () => (((min + 104) * n) + 104) * 0.001)
 export const use_min_length = () => useState('min_length', () => 700)
-export const use_max_size = () => useState<number>('max_size', () => 40)
+export const use_max_size = () => useState<number>('max_size', () => 20)
 export const use_explosion_state = () => useState<boolean>('explosion_state', () => false)
\ No newline at end of file