All Kits ship with brackets predrilled to the correct bolt hole size at no extra cost! This is the kit that has all the parts that we are always using in the shop for customers Three links suspensions. This has all the parts that are made to stand up to the abuse that Rock Crawlers and Trail Rigs see and then some. The kit includes. 1 x Axle Link Mount Pair 10 Deg1 x Frame Link Mount1 x Adjustable Inner Frame Link Mount 0 Deg1 x Link Tower1 x Outside Frame Panhard / Trackbar Mounting Bracket1 x Offset Axle Panhard Bracket1 x Chromoly 3/4 - 16 X 3/4" Heim RH1 x Chromoly 3/4 - 16 X 3/4" Heim LH2 x High Misalignment Spacer - 3/4" to 5/8" Stainless Steel (pair)1 x 3/4" - 16 Jam Nut RH1 x 3/4" - 16 Jam Nut LH1 x Tube Insert (3/4-16) 1" ID 1 1/4" OD Tube RH1 x Tube Insert (3/4-16) 1" ID 1 1/4" OD Tube LH3 x Chromoly 1 1/4"- 12 X 1" Heim RH3 x Chromoly 1 1/4"- 12 X 1" Heim LH6 x High Misalignment Spacer - 1" to 5/8" Stainless Steel (pair)3 x 1-1/4" - 12 Jam Nut RH3 x 1-1/4" - 12 Jam Nut LH2 x Tube Insert (1-1/4-12) 1 1/2" ID 2" OD Tube RH2 x Tube Insert (1-1/4-12) 1 1/2" ID 2" OD Tube LH1 x Tube Insert (1-1/4-12) 1 1/2" ID 1.75" OD Tube RH1 x Tube Insert (1-1/4-12) 1 1/2" ID 1.75" OD Tube LH. This is great for the do it your self fabricators looking do their own 3 link system, and did we mention that the kit is 5% off of our regular great prices for the items individually!