Choose a Drive: None 1 - Direct-Drive Motor - 12 Volt, 600 Watt, 3 Year Warranty 2 - Tarp Spool Axle_Al_3 Way Attachment_98 3 - Shaft Extension-3/4"x4" 4 - Shaft Collar - 3/4" Single 5 - Sprocket - Driver Side 6 - Bearing - 3/4" 7 - Hex Head Cap Screw - 5/16" X 2-1/2" 8 - Hex Bolt - 3/8" X 1" 9 - Lock Nut - 5/16" 10 - Lock Nut - 3/8" 11 - Flat Washer - 5/16" 12 - Flat Washer - 3/8" 13 - Wind Deflector Kit_Hammer 2

Choose a Side Plate: None 1 - BEARING PLATE UNIV_PC 2 - BEARING PLATE ASSY_PC 3 - Tarp Spool Axle_Al_3 Way Attachment_98 4 - Shaft Extension-3/4"x4" 5 - Shaft Collar - 3/4" Single 6 - Sprocket Shaft Assembly 7 - Hex Head Cap Screw - 5/16" X 2-1/2" 8 - Hex Bolt - 3/8" X 1-1/2" 9 - Lock Nut - 5/16" 10 - Lock Nut - 3/8" 11 - Flat Washer - 5/16" 12 - Flat Washer - 3/8"

Choose a Spring: None 1 - SPRING PIVOT WLDMT_5-SPR_HAMMER 2 2 - Flat Coil Torsion Spring, for Bullet, Hammer, Flash, Long Arm, 5000 X Series, and Mech-in-A-Box 3 - PIVOT SPRING ASSY W/BASE_ADJ_5-SPR 4 - Carriage Bolt - 1/2" X 1-1/2" 5 - Lock Nut - 1/2" 6 - Flat Washer - 1/2" 7 - Shim - 1-1/4" x .047"

Choose a Assembly: None 1 - LOWER ARM_HAMMER 2 2 - UPPER ARM_HAMMER 2 3 - UPPER ARM_HAMMER 2_30 DEG_DR 4 - UPPER ARM_HAMMER 2_30 DEG_CURB 5 - Cap Screw - 3/8" x 2-1/4" 6 - Lock Nut - 3/8" 7 - Flat Washer - 3/8" 8 - REAR CROSS PIECE_HAMMER 2

Choose a Guard: None 1 - Control Box - Hammer II 2 - Lower Chain Guard 3 - Upper Chain Guard 4 - Chain Guard Bracket 5 - Sheet Metal Screw - #10 X 1" 6 - Self-Tapping Screw - 3/8" X 1" 7 - Hex Bolt - 5/16" X 1" 8 - Lock Nut - 5/16" 9 - Lock Nut - 3/8" 10 - Flat Washer - 5/16" 11 - Flat Washer - 3/8" 12 - Chain-#40-10'-Boxed