diff --git a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineEditFactoryModal.component.tsx b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineEditFactoryModal.component.tsx
index 6924c0382e9cadf0ff906da90b5474141f5a0421..61a9137c19ca485348add07ccd8570b8bd52c94e 100644
--- a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineEditFactoryModal.component.tsx
+++ b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineEditFactoryModal.component.tsx
@@ -52,7 +52,9 @@ export const LayerLineEditFactoryModal: React.FC = () => {
     lineType: layerLine.lineType,
     width: layerLine.width,
     startArrow: layerLine.startArrow.arrowType,
+    startArrowScale: +(layerLine.startArrow.length / DEFAULT_ARROW_LENGTH).toFixed(2),
     endArrow: layerLine.endArrow.arrowType,
+    endArrowScale: +(layerLine.endArrow.length / DEFAULT_ARROW_LENGTH).toFixed(2),
   });
 
   const getDataToSend = (): LayerLineFactoryPayload => {
@@ -64,13 +66,13 @@ export const LayerLineEditFactoryModal: React.FC = () => {
         arrowType: data.startArrow,
         angle: DEFAULT_ARROW_ANGLE,
         lineType: DEFAULT_ARROW_LINE_TYPE,
-        length: DEFAULT_ARROW_LENGTH,
+        length: DEFAULT_ARROW_LENGTH * data.startArrowScale,
       },
       endArrow: {
         arrowType: data.endArrow,
         angle: DEFAULT_ARROW_ANGLE,
         lineType: DEFAULT_ARROW_LINE_TYPE,
-        length: DEFAULT_ARROW_LENGTH,
+        length: DEFAULT_ARROW_LENGTH * data.endArrowScale,
       },
       segments: layerLine.segments,
       z: layerLine.z,
diff --git a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.constants.ts b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.constants.ts
index 451a70008369003755c2d67f9a67b1a28b08e640..516d074d200a57519aa4ce937c6948da830eacb0 100644
--- a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.constants.ts
+++ b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.constants.ts
@@ -2,10 +2,16 @@ export const MAX_LINE_WIDTH = 48;
 
 export const MIN_LINE_WIDTH = 1;
 
+export const MAX_ARROW_SCALE = 50;
+
+export const MIN_ARROW_SCALE = 0.1;
+
 export const DEFAULT_LINE_TYPE = 'SOLID';
 
 export const DEFAULT_ARROW = 'NONE';
 
+export const DEFAULT_ARROW_SCALE = 1;
+
 export const DEFAULT_ARROW_LENGTH = 15;
 
 export const DEFAULT_ARROW_ANGLE = 2.748893571891069;
diff --git a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.types.ts b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.types.ts
index 1282cbbace98d9e43afa96d67ecad57ef526e08f..c1380f3b1849f12a4f732dad9f6cca1a629cc1a7 100644
--- a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.types.ts
+++ b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.types.ts
@@ -5,7 +5,9 @@ export type LayerLineFactoryForm = {
   lineType: string;
   width: number;
   startArrow: string;
+  startArrowScale: number;
   endArrow: string;
+  endArrowScale: number;
 };
 
 export type LayerLineFactoryPayload = {
diff --git a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactoryModal.component.tsx b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactoryModal.component.tsx
index aa68b84675a190c9659fbd54cf2b8c90f6514a0e..3b7e1b43d9130663a29abe08a7e70ec66368c12b 100644
--- a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactoryModal.component.tsx
+++ b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactoryModal.component.tsx
@@ -32,6 +32,7 @@ import {
   DEFAULT_ARROW_ANGLE,
   DEFAULT_ARROW_LENGTH,
   DEFAULT_ARROW_LINE_TYPE,
+  DEFAULT_ARROW_SCALE,
   DEFAULT_LINE_TYPE,
   MIN_LINE_WIDTH,
 } from '@/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.constants';
@@ -58,7 +59,9 @@ export const LayerLineFactoryModal: React.FC = () => {
     lineType: DEFAULT_LINE_TYPE,
     width: MIN_LINE_WIDTH,
     startArrow: DEFAULT_ARROW,
+    startArrowScale: DEFAULT_ARROW_SCALE,
     endArrow: DEFAULT_ARROW,
+    endArrowScale: DEFAULT_ARROW_SCALE,
   });
 
   const getDataToSend = (): LayerLineFactoryPayload => {
@@ -70,13 +73,13 @@ export const LayerLineFactoryModal: React.FC = () => {
         arrowType: data.startArrow,
         angle: DEFAULT_ARROW_ANGLE,
         lineType: DEFAULT_ARROW_LINE_TYPE,
-        length: DEFAULT_ARROW_LENGTH,
+        length: DEFAULT_ARROW_LENGTH * data.startArrowScale,
       },
       endArrow: {
         arrowType: data.endArrow,
         angle: DEFAULT_ARROW_ANGLE,
         lineType: DEFAULT_ARROW_LINE_TYPE,
-        length: DEFAULT_ARROW_LENGTH,
+        length: DEFAULT_ARROW_LENGTH * data.endArrowScale,
       },
       segments: layerLineFactoryState || [],
       z: maxZIndex + 1,
diff --git a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineForm.component.tsx b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineForm.component.tsx
index f77f23c92a1b9091e3d2eed2383870d1e2af919f..d805e58b1bfa6eba15e2d482954858e0e502f2b0 100644
--- a/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineForm.component.tsx
+++ b/src/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineForm.component.tsx
@@ -7,7 +7,9 @@ import { Select } from '@/shared/Select';
 import React from 'react';
 import { Input } from '@/shared/Input';
 import {
+  MAX_ARROW_SCALE,
   MAX_LINE_WIDTH,
+  MIN_ARROW_SCALE,
   MIN_LINE_WIDTH,
 } from '@/components/FunctionalArea/Modal/LayerLineFactoryModal/LayerLineFactory.constants';
 
@@ -36,6 +38,18 @@ export const LayerLineForm = ({
     onChange(resultValue, 'width');
   };
 
+  const onArrowScaleChange = (event: React.ChangeEvent<HTMLInputElement>, key: string): void => {
+    const value = Number(event.target.value);
+    let resultValue = value;
+    if (value < MIN_ARROW_SCALE) {
+      resultValue = MIN_ARROW_SCALE;
+    }
+    if (value > MAX_ARROW_SCALE) {
+      resultValue = MAX_ARROW_SCALE;
+    }
+    onChange(resultValue, key);
+  };
+
   return (
     <div className="grid grid-cols-3 gap-2">
       <div>
@@ -69,26 +83,58 @@ export const LayerLineForm = ({
         />
       </div>
 
-      <div>
-        <span>Start arrow:</span>
-        <Select
-          options={arrowTypes}
-          selectedId={data.startArrow}
-          listClassName="max-h-48"
-          testId="font-size-select"
-          onChange={value => onChange(value, 'startArrow')}
-        />
+      <div className="grid grid-cols-1 gap-2">
+        <div>
+          <span>Start arrow:</span>
+          <Select
+            options={arrowTypes}
+            selectedId={data.startArrow}
+            listClassName="max-h-48"
+            testId="font-size-select"
+            onChange={value => onChange(value, 'startArrow')}
+          />
+        </div>
+        <div>
+          <span>Start arrow scale:</span>
+          <Input
+            type="number"
+            name="line-width"
+            min={MIN_ARROW_SCALE}
+            max={MAX_ARROW_SCALE}
+            id="start-arrow-scale"
+            step={0.1}
+            value={data.startArrowScale}
+            onChange={event => onArrowScaleChange(event, 'startArrowScale')}
+            className="text-sm font-medium text-font-400"
+          />
+        </div>
       </div>
 
-      <div>
-        <span>End arrow:</span>
-        <Select
-          options={arrowTypes}
-          selectedId={data.endArrow}
-          listClassName="max-h-48"
-          testId="font-size-select"
-          onChange={value => onChange(value, 'endArrow')}
-        />
+      <div className="grid grid-cols-1 gap-2">
+        <div>
+          <span>End arrow:</span>
+          <Select
+            options={arrowTypes}
+            selectedId={data.endArrow}
+            listClassName="max-h-48"
+            testId="font-size-select"
+            onChange={value => onChange(value, 'endArrow')}
+          />
+        </div>
+        <div>
+          <span>End arrow scale:</span>
+          <Input
+            type="number"
+            name="line-width"
+            min={MIN_ARROW_SCALE}
+            max={MAX_ARROW_SCALE}
+            id="end-arrow-scale"
+            step={0.1}
+            value={data.endArrowScale}
+            onChange={event => onArrowScaleChange(event, 'endArrowScale')}
+            className="text-sm font-medium text-font-400"
+          />
+        </div>
       </div>
     </div>
   );