<div>
  <a routerLink="/contact" [queryParams]="sendOBj">Contact me</a>
</div>

import { Component, OnInit } from '@angular/core';
import { ActivatedRoute } from '../../../node_modules/@angular/router';
import { FollowersService } from '../followers.service';

@Component({
  selector: 'app-home',
  templateUrl: './home.component.html',
  styleUrls: ['./home.component.css']
})
export class HomeComponent implements OnInit {

  myfollowers: any[];
  sendOBj: {id: any, name: any};

  constructor(private followers: FollowersService, private route: ActivatedRoute) { }

  ngOnInit() {
    this.myfollowers = this.followers.getFollowers();
    this.sendOBj = {id: this.myfollowers[0].id, name: this.myfollowers[0].name };
  }

}

import { Component, OnInit } from '@angular/core';
import { ActivatedRoute } from '../../../node_modules/@angular/router';
import { Observable } from '../../../node_modules/rxjs/Observable';
import 'rxjs/observable/combineLatest';


@Component({
  selector: 'app-contact',
  templateUrl: './contact.component.html',
  styleUrls: ['./contact.component.css']
})
export class ContactComponent implements OnInit {

  constructor( private route: ActivatedRoute) { }

  ngOnInit() {

    Observable.combineLatest([
      this.route.queryParamMap
    ])
      .subscribe(
        combined=>{
          let id = combined[1].get('id');
          console.log('id', id);
        }
      );

    this.route.queryParamMap.subscribe();
  }
}